In Demo Veritas

{periodic table squared}

Now, for completeness, I present the nearly ten thousand sets of element pairs that make up the unexpurgated periodic table squared:

{{{hydrogen, hydrogen}, {hydrogen, helium}, {hydrogen, lithium}, {hydrogen, beryllium}, {hydrogen, boron}, {hydrogen, carbon}, {hydrogen, nitrogen}, {hydrogen, oxygen}, {hydrogen, fluorine}, {hydrogen, neon}, {hydrogen, sodium}, {hydrogen, magnesium}, {hydrogen, aluminum}, {hydrogen, silicon}, {hydrogen, phosphorus}, {hydrogen, sulfur}, {hydrogen, chlorine}, {hydrogen, argon}, {hydrogen, potassium}, {hydrogen, calcium}, {hydrogen, scandium}, {hydrogen, titanium}, {hydrogen, vanadium}, {hydrogen, chromium}, {hydrogen, manganese}, {hydrogen, iron}, {hydrogen, cobalt}, {hydrogen, nickel}, {hydrogen, copper}, {hydrogen, zinc}, {hydrogen, gallium}, {hydrogen, germanium}, {hydrogen, arsenic}, {hydrogen, selenium}, {hydrogen, bromine}, {hydrogen, krypton}, {hydrogen, rubidium}, {hydrogen, strontium}, {hydrogen, yttrium}, {hydrogen, zirconium}, {hydrogen, niobium}, {hydrogen, molybdenum}, {hydrogen, technetium}, {hydrogen, ruthenium}, {hydrogen, palladium}, {hydrogen, silver}, {hydrogen, cadmium}, {hydrogen, indium}, {hydrogen, tin}, {hydrogen, antimony}, {hydrogen, tellurium}, {hydrogen, iodine}, {hydrogen, xenon}, {hydrogen, cesium}, {hydrogen, barium}, {hydrogen, lanthanum}, {hydrogen, cerium}, {hydrogen, praseodymium}, {hydrogen, neodymium}, {hydrogen, promethium}, {hydrogen, samarium}, {hydrogen, europium}, {hydrogen, gadolinium}, {hydrogen, terbium}, {hydrogen, dysprosium}, {hydrogen, holmium}, {hydrogen, erbium}, {hydrogen, thulium}, {hydrogen, ytterbium}, {hydrogen, lutetium}, {hydrogen, hafnium}, {hydrogen, tantalum}, {hydrogen, tungsten}, {hydrogen, rhenium}, {hydrogen, osmium}, {hydrogen, iridium}, {hydrogen, platinum}, {hydrogen, gold}, {hydrogen, mercury}, {hydrogen, thallium}, {hydrogen, lead}, {hydrogen, bismuth}, {hydrogen, polonium}, {hydrogen, astatine}, {hydrogen, radon}, {hydrogen, francium}, {hydrogen, radium}, {hydrogen, actinium}, {hydrogen, thorium}, {hydrogen, protactinium}, {hydrogen, uranium}, {hydrogen, neptunium}, {hydrogen, plutonium}}, {{helium, hydrogen}, {helium, helium}, {helium, lithium}, {helium, beryllium}, {helium, boron}, {helium, carbon}, {helium, nitrogen}, {helium, oxygen}, {helium, fluorine}, {helium, neon}, {helium, sodium}, {helium, magnesium}, {helium, aluminum}, {helium, silicon}, {helium, phosphorus}, {helium, sulfur}, {helium, chlorine}, {helium, argon}, {helium, potassium}, {helium, calcium}, {helium, scandium}, {helium, titanium}, {helium, vanadium}, {helium, chromium}, {helium, manganese}, {helium, iron}, {helium, cobalt}, {helium, nickel}, {helium, copper}, {helium, zinc}, {helium, gallium}, {helium, germanium}, {helium, arsenic}, {helium, selenium}, {helium, bromine}, {helium, krypton}, {helium, rubidium}, {helium, strontium}, {helium, yttrium}, {helium, zirconium}, {helium, niobium}, {helium, molybdenum}, {helium, technetium}, {helium, ruthenium}, {helium, palladium}, {helium, silver}, {helium, cadmium}, {helium, indium}, {helium, tin}, {helium, antimony}, {helium, tellurium}, {helium, iodine}, {helium, xenon}, {helium, cesium}, {helium, barium}, {helium, lanthanum}, {helium, cerium}, {helium, praseodymium}, {helium, neodymium}, {helium, promethium}, {helium, samarium}, {helium, europium}, {helium, gadolinium}, {helium, terbium}, {helium, dysprosium}, {helium, holmium}, {helium, erbium}, {helium, thulium}, {helium, ytterbium}, {helium, lutetium}, {helium, hafnium}, {helium, tantalum}, {helium, tungsten}, {helium, rhenium}, {helium, osmium}, {helium, iridium}, {helium, platinum}, {helium, gold}, {helium, mercury}, {helium, thallium}, {helium, lead}, {helium, bismuth}, {helium, polonium}, {helium, astatine}, {helium, radon}, {helium, francium}, {helium, radium}, {helium, actinium}, {helium, thorium}, {helium, protactinium}, {helium, uranium}, {helium, neptunium}, {helium, plutonium}}, {{lithium, hydrogen}, {lithium, helium}, {lithium, lithium}, {lithium, beryllium}, {lithium, boron}, {lithium, carbon}, {lithium, nitrogen}, {lithium, oxygen}, {lithium, fluorine}, {lithium, neon}, {lithium, sodium}, {lithium, magnesium}, {lithium, aluminum}, {lithium, silicon}, {lithium, phosphorus}, {lithium, sulfur}, {lithium, chlorine}, {lithium, argon}, {lithium, potassium}, {lithium, calcium}, {lithium, scandium}, {lithium, titanium}, {lithium, vanadium}, {lithium, chromium}, {lithium, manganese}, {lithium, iron}, {lithium, cobalt}, {lithium, nickel}, {lithium, copper}, {lithium, zinc}, {lithium, gallium}, {lithium, germanium}, {lithium, arsenic}, {lithium, selenium}, {lithium, bromine}, {lithium, krypton}, {lithium, rubidium}, {lithium, strontium}, {lithium, yttrium}, {lithium, zirconium}, {lithium, niobium}, {lithium, molybdenum}, {lithium, technetium}, {lithium, ruthenium}, {lithium, palladium}, {lithium, silver}, {lithium, cadmium}, {lithium, indium}, {lithium, tin}, {lithium, antimony}, {lithium, tellurium}, {lithium, iodine}, {lithium, xenon}, {lithium, cesium}, {lithium, barium}, {lithium, lanthanum}, {lithium, cerium}, {lithium, praseodymium}, {lithium, neodymium}, {lithium, promethium}, {lithium, samarium}, {lithium, europium}, {lithium, gadolinium}, {lithium, terbium}, {lithium, dysprosium}, {lithium, holmium}, {lithium, erbium}, {lithium, thulium}, {lithium, ytterbium}, {lithium, lutetium}, {lithium, hafnium}, {lithium, tantalum}, {lithium, tungsten}, {lithium, rhenium}, {lithium, osmium}, {lithium, iridium}, {lithium, platinum}, {lithium, gold}, {lithium, mercury}, {lithium, thallium}, {lithium, lead}, {lithium, bismuth}, {lithium, polonium}, {lithium, astatine}, {lithium, radon}, {lithium, francium}, {lithium, radium}, {lithium, actinium}, {lithium, thorium}, {lithium, protactinium}, {lithium, uranium}, {lithium, neptunium}, {lithium, plutonium}}, {{beryllium, hydrogen}, {beryllium, helium}, {beryllium, lithium}, {beryllium, beryllium}, {beryllium, boron}, {beryllium, carbon}, {beryllium, nitrogen}, {beryllium, oxygen}, {beryllium, fluorine}, {beryllium, neon}, {beryllium, sodium}, {beryllium, magnesium}, {beryllium, aluminum}, {beryllium, silicon}, {beryllium, phosphorus}, {beryllium, sulfur}, {beryllium, chlorine}, {beryllium, argon}, {beryllium, potassium}, {beryllium, calcium}, {beryllium, scandium}, {beryllium, titanium}, {beryllium, vanadium}, {beryllium, chromium}, {beryllium, manganese}, {beryllium, iron}, {beryllium, cobalt}, {beryllium, nickel}, {beryllium, copper}, {beryllium, zinc}, {beryllium, gallium}, {beryllium, germanium}, {beryllium, arsenic}, {beryllium, selenium}, {beryllium, bromine}, {beryllium, krypton}, {beryllium, rubidium}, {beryllium, strontium}, {beryllium, yttrium}, {beryllium, zirconium}, {beryllium, niobium}, {beryllium, molybdenum}, {beryllium, technetium}, {beryllium, ruthenium}, {beryllium, palladium}, {beryllium, silver}, {beryllium, cadmium}, {beryllium, indium}, {beryllium, tin}, {beryllium, antimony}, {beryllium, tellurium}, {beryllium, iodine}, {beryllium, xenon}, {beryllium, cesium}, {beryllium, barium}, {beryllium, lanthanum}, {beryllium, cerium}, {beryllium, praseodymium}, {beryllium, neodymium}, {beryllium, promethium}, {beryllium, samarium}, {beryllium, europium}, {beryllium, gadolinium}, {beryllium, terbium}, {beryllium, dysprosium}, {beryllium, holmium}, {beryllium, erbium}, {beryllium, thulium}, {beryllium, ytterbium}, {beryllium, lutetium}, {beryllium, hafnium}, {beryllium, tantalum}, {beryllium, tungsten}, {beryllium, rhenium}, {beryllium, osmium}, {beryllium, iridium}, {beryllium, platinum}, {beryllium, gold}, {beryllium, mercury}, {beryllium, thallium}, {beryllium, lead}, {beryllium, bismuth}, {beryllium, polonium}, {beryllium, astatine}, {beryllium, radon}, {beryllium, francium}, {beryllium, radium}, {beryllium, actinium}, {beryllium, thorium}, {beryllium, protactinium}, {beryllium, uranium}, {beryllium, neptunium}, {beryllium, plutonium}}, {{boron, hydrogen}, {boron, helium}, {boron, lithium}, {boron, beryllium}, {boron, boron}, {boron, carbon}, {boron, nitrogen}, {boron, oxygen}, {boron, fluorine}, {boron, neon}, {boron, sodium}, {boron, magnesium}, {boron, aluminum}, {boron, silicon}, {boron, phosphorus}, {boron, sulfur}, {boron, chlorine}, {boron, argon}, {boron, potassium}, {boron, calcium}, {boron, scandium}, {boron, titanium}, {boron, vanadium}, {boron, chromium}, {boron, manganese}, {boron, iron}, {boron, cobalt}, {boron, nickel}, {boron, copper}, {boron, zinc}, {boron, gallium}, {boron, germanium}, {boron, arsenic}, {boron, selenium}, {boron, bromine}, {boron, krypton}, {boron, rubidium}, {boron, strontium}, {boron, yttrium}, {boron, zirconium}, {boron, niobium}, {boron, molybdenum}, {boron, technetium}, {boron, ruthenium}, {boron, palladium}, {boron, silver}, {boron, cadmium}, {boron, indium}, {boron, tin}, {boron, antimony}, {boron, tellurium}, {boron, iodine}, {boron, xenon}, {boron, cesium}, {boron, barium}, {boron, lanthanum}, {boron, cerium}, {boron, praseodymium}, {boron, neodymium}, {boron, promethium}, {boron, samarium}, {boron, europium}, {boron, gadolinium}, {boron, terbium}, {boron, dysprosium}, {boron, holmium}, {boron, erbium}, {boron, thulium}, {boron, ytterbium}, {boron, lutetium}, {boron, hafnium}, {boron, tantalum}, {boron, tungsten}, {boron, rhenium}, {boron, osmium}, {boron, iridium}, {boron, platinum}, {boron, gold}, {boron, mercury}, {boron, thallium}, {boron, lead}, {boron, bismuth}, {boron, polonium}, {boron, astatine}, {boron, radon}, {boron, francium}, {boron, radium}, {boron, actinium}, {boron, thorium}, {boron, protactinium}, {boron, uranium}, {boron, neptunium}, {boron, plutonium}}, {{carbon, hydrogen}, {carbon, helium}, {carbon, lithium}, {carbon, beryllium}, {carbon, boron}, {carbon, carbon}, {carbon, nitrogen}, {carbon, oxygen}, {carbon, fluorine}, {carbon, neon}, {carbon, sodium}, {carbon, magnesium}, {carbon, aluminum}, {carbon, silicon}, {carbon, phosphorus}, {carbon, sulfur}, {carbon, chlorine}, {carbon, argon}, {carbon, potassium}, {carbon, calcium}, {carbon, scandium}, {carbon, titanium}, {carbon, vanadium}, {carbon, chromium}, {carbon, manganese}, {carbon, iron}, {carbon, cobalt}, {carbon, nickel}, {carbon, copper}, {carbon, zinc}, {carbon, gallium}, {carbon, germanium}, {carbon, arsenic}, {carbon, selenium}, {carbon, bromine}, {carbon, krypton}, {carbon, rubidium}, {carbon, strontium}, {carbon, yttrium}, {carbon, zirconium}, {carbon, niobium}, {carbon, molybdenum}, {carbon, technetium}, {carbon, ruthenium}, {carbon, palladium}, {carbon, silver}, {carbon, cadmium}, {carbon, indium}, {carbon, tin}, {carbon, antimony}, {carbon, tellurium}, {carbon, iodine}, {carbon, xenon}, {carbon, cesium}, {carbon, barium}, {carbon, lanthanum}, {carbon, cerium}, {carbon, praseodymium}, {carbon, neodymium}, {carbon, promethium}, {carbon, samarium}, {carbon, europium}, {carbon, gadolinium}, {carbon, terbium}, {carbon, dysprosium}, {carbon, holmium}, {carbon, erbium}, {carbon, thulium}, {carbon, ytterbium}, {carbon, lutetium}, {carbon, hafnium}, {carbon, tantalum}, {carbon, tungsten}, {carbon, rhenium}, {carbon, osmium}, {carbon, iridium}, {carbon, platinum}, {carbon, gold}, {carbon, mercury}, {carbon, thallium}, {carbon, lead}, {carbon, bismuth}, {carbon, polonium}, {carbon, astatine}, {carbon, radon}, {carbon, francium}, {carbon, radium}, {carbon, actinium}, {carbon, thorium}, {carbon, protactinium}, {carbon, uranium}, {carbon, neptunium}, {carbon, plutonium}}, {{nitrogen, hydrogen}, {nitrogen, helium}, {nitrogen, lithium}, {nitrogen, beryllium}, {nitrogen, boron}, {nitrogen, carbon}, {nitrogen, nitrogen}, {nitrogen, oxygen}, {nitrogen, fluorine}, {nitrogen, neon}, {nitrogen, sodium}, {nitrogen, magnesium}, {nitrogen, aluminum}, {nitrogen, silicon}, {nitrogen, phosphorus}, {nitrogen, sulfur}, {nitrogen, chlorine}, {nitrogen, argon}, {nitrogen, potassium}, {nitrogen, calcium}, {nitrogen, scandium}, {nitrogen, titanium}, {nitrogen, vanadium}, {nitrogen, chromium}, {nitrogen, manganese}, {nitrogen, iron}, {nitrogen, cobalt}, {nitrogen, nickel}, {nitrogen, copper}, {nitrogen, zinc}, {nitrogen, gallium}, {nitrogen, germanium}, {nitrogen, arsenic}, {nitrogen, selenium}, {nitrogen, bromine}, {nitrogen, krypton}, {nitrogen, rubidium}, {nitrogen, strontium}, {nitrogen, yttrium}, {nitrogen, zirconium}, {nitrogen, niobium}, {nitrogen, molybdenum}, {nitrogen, technetium}, {nitrogen, ruthenium}, {nitrogen, palladium}, {nitrogen, silver}, {nitrogen, cadmium}, {nitrogen, indium}, {nitrogen, tin}, {nitrogen, antimony}, {nitrogen, tellurium}, {nitrogen, iodine}, {nitrogen, xenon}, {nitrogen, cesium}, {nitrogen, barium}, {nitrogen, lanthanum}, {nitrogen, cerium}, {nitrogen, praseodymium}, {nitrogen, neodymium}, {nitrogen, promethium}, {nitrogen, samarium}, {nitrogen, europium}, {nitrogen, gadolinium}, {nitrogen, terbium}, {nitrogen, dysprosium}, {nitrogen, holmium}, {nitrogen, erbium}, {nitrogen, thulium}, {nitrogen, ytterbium}, {nitrogen, lutetium}, {nitrogen, hafnium}, {nitrogen, tantalum}, {nitrogen, tungsten}, {nitrogen, rhenium}, {nitrogen, osmium}, {nitrogen, iridium}, {nitrogen, platinum}, {nitrogen, gold}, {nitrogen, mercury}, {nitrogen, thallium}, {nitrogen, lead}, {nitrogen, bismuth}, {nitrogen, polonium}, {nitrogen, astatine}, {nitrogen, radon}, {nitrogen, francium}, {nitrogen, radium}, {nitrogen, actinium}, {nitrogen, thorium}, {nitrogen, protactinium}, {nitrogen, uranium}, {nitrogen, neptunium}, {nitrogen, plutonium}}, {{oxygen, hydrogen}, {oxygen, helium}, {oxygen, lithium}, {oxygen, beryllium}, {oxygen, boron}, {oxygen, carbon}, {oxygen, nitrogen}, {oxygen, oxygen}, {oxygen, fluorine}, {oxygen, neon}, {oxygen, sodium}, {oxygen, magnesium}, {oxygen, aluminum}, {oxygen, silicon}, {oxygen, phosphorus}, {oxygen, sulfur}, {oxygen, chlorine}, {oxygen, argon}, {oxygen, potassium}, {oxygen, calcium}, {oxygen, scandium}, {oxygen, titanium}, {oxygen, vanadium}, {oxygen, chromium}, {oxygen, manganese}, {oxygen, iron}, {oxygen, cobalt}, {oxygen, nickel}, {oxygen, copper}, {oxygen, zinc}, {oxygen, gallium}, {oxygen, germanium}, {oxygen, arsenic}, {oxygen, selenium}, {oxygen, bromine}, {oxygen, krypton}, {oxygen, rubidium}, {oxygen, strontium}, {oxygen, yttrium}, {oxygen, zirconium}, {oxygen, niobium}, {oxygen, molybdenum}, {oxygen, technetium}, {oxygen, ruthenium}, {oxygen, palladium}, {oxygen, silver}, {oxygen, cadmium}, {oxygen, indium}, {oxygen, tin}, {oxygen, antimony}, {oxygen, tellurium}, {oxygen, iodine}, {oxygen, xenon}, {oxygen, cesium}, {oxygen, barium}, {oxygen, lanthanum}, {oxygen, cerium}, {oxygen, praseodymium}, {oxygen, neodymium}, {oxygen, promethium}, {oxygen, samarium}, {oxygen, europium}, {oxygen, gadolinium}, {oxygen, terbium}, {oxygen, dysprosium}, {oxygen, holmium}, {oxygen, erbium}, {oxygen, thulium}, {oxygen, ytterbium}, {oxygen, lutetium}, {oxygen, hafnium}, {oxygen, tantalum}, {oxygen, tungsten}, {oxygen, rhenium}, {oxygen, osmium}, {oxygen, iridium}, {oxygen, platinum}, {oxygen, gold}, {oxygen, mercury}, {oxygen, thallium}, {oxygen, lead}, {oxygen, bismuth}, {oxygen, polonium}, {oxygen, astatine}, {oxygen, radon}, {oxygen, francium}, {oxygen, radium}, {oxygen, actinium}, {oxygen, thorium}, {oxygen, protactinium}, {oxygen, uranium}, {oxygen, neptunium}, {oxygen, plutonium}}, {{fluorine, hydrogen}, {fluorine, helium}, {fluorine, lithium}, {fluorine, beryllium}, {fluorine, boron}, {fluorine, carbon}, {fluorine, nitrogen}, {fluorine, oxygen}, {fluorine, fluorine}, {fluorine, neon}, {fluorine, sodium}, {fluorine, magnesium}, {fluorine, aluminum}, {fluorine, silicon}, {fluorine, phosphorus}, {fluorine, sulfur}, {fluorine, chlorine}, {fluorine, argon}, {fluorine, potassium}, {fluorine, calcium}, {fluorine, scandium}, {fluorine, titanium}, {fluorine, vanadium}, {fluorine, chromium}, {fluorine, manganese}, {fluorine, iron}, {fluorine, cobalt}, {fluorine, nickel}, {fluorine, copper}, {fluorine, zinc}, {fluorine, gallium}, {fluorine, germanium}, {fluorine, arsenic}, {fluorine, selenium}, {fluorine, bromine}, {fluorine, krypton}, {fluorine, rubidium}, {fluorine, strontium}, {fluorine, yttrium}, {fluorine, zirconium}, {fluorine, niobium}, {fluorine, molybdenum}, {fluorine, technetium}, {fluorine, ruthenium}, {fluorine, palladium}, {fluorine, silver}, {fluorine, cadmium}, {fluorine, indium}, {fluorine, tin}, {fluorine, antimony}, {fluorine, tellurium}, {fluorine, iodine}, {fluorine, xenon}, {fluorine, cesium}, {fluorine, barium}, {fluorine, lanthanum}, {fluorine, cerium}, {fluorine, praseodymium}, {fluorine, neodymium}, {fluorine, promethium}, {fluorine, samarium}, {fluorine, europium}, {fluorine, gadolinium}, {fluorine, terbium}, {fluorine, dysprosium}, {fluorine, holmium}, {fluorine, erbium}, {fluorine, thulium}, {fluorine, ytterbium}, {fluorine, lutetium}, {fluorine, hafnium}, {fluorine, tantalum}, {fluorine, tungsten}, {fluorine, rhenium}, {fluorine, osmium}, {fluorine, iridium}, {fluorine, platinum}, {fluorine, gold}, {fluorine, mercury}, {fluorine, thallium}, {fluorine, lead}, {fluorine, bismuth}, {fluorine, polonium}, {fluorine, astatine}, {fluorine, radon}, {fluorine, francium}, {fluorine, radium}, {fluorine, actinium}, {fluorine, thorium}, {fluorine, protactinium}, {fluorine, uranium}, {fluorine, neptunium}, {fluorine, plutonium}}, {{neon, hydrogen}, {neon, helium}, {neon, lithium}, {neon, beryllium}, {neon, boron}, {neon, carbon}, {neon, nitrogen}, {neon, oxygen}, {neon, fluorine}, {neon, neon}, {neon, sodium}, {neon, magnesium}, {neon, aluminum}, {neon, silicon}, {neon, phosphorus}, {neon, sulfur}, {neon, chlorine}, {neon, argon}, {neon, potassium}, {neon, calcium}, {neon, scandium}, {neon, titanium}, {neon, vanadium}, {neon, chromium}, {neon, manganese}, {neon, iron}, {neon, cobalt}, {neon, nickel}, {neon, copper}, {neon, zinc}, {neon, gallium}, {neon, germanium}, {neon, arsenic}, {neon, selenium}, {neon, bromine}, {neon, krypton}, {neon, rubidium}, {neon, strontium}, {neon, yttrium}, {neon, zirconium}, {neon, niobium}, {neon, molybdenum}, {neon, technetium}, {neon, ruthenium}, {neon, palladium}, {neon, silver}, {neon, cadmium}, {neon, indium}, {neon, tin}, {neon, antimony}, {neon, tellurium}, {neon, iodine}, {neon, xenon}, {neon, cesium}, {neon, barium}, {neon, lanthanum}, {neon, cerium}, {neon, praseodymium}, {neon, neodymium}, {neon, promethium}, {neon, samarium}, {neon, europium}, {neon, gadolinium}, {neon, terbium}, {neon, dysprosium}, {neon, holmium}, {neon, erbium}, {neon, thulium}, {neon, ytterbium}, {neon, lutetium}, {neon, hafnium}, {neon, tantalum}, {neon, tungsten}, {neon, rhenium}, {neon, osmium}, {neon, iridium}, {neon, platinum}, {neon, gold}, {neon, mercury}, {neon, thallium}, {neon, lead}, {neon, bismuth}, {neon, polonium}, {neon, astatine}, {neon, radon}, {neon, francium}, {neon, radium}, {neon, actinium}, {neon, thorium}, {neon, protactinium}, {neon, uranium}, {neon, neptunium}, {neon, plutonium}}, {{sodium, hydrogen}, {sodium, helium}, {sodium, lithium}, {sodium, beryllium}, {sodium, boron}, {sodium, carbon}, {sodium, nitrogen}, {sodium, oxygen}, {sodium, fluorine}, {sodium, neon}, {sodium, sodium}, {sodium, magnesium}, {sodium, aluminum}, {sodium, silicon}, {sodium, phosphorus}, {sodium, sulfur}, {sodium, chlorine}, {sodium, argon}, {sodium, potassium}, {sodium, calcium}, {sodium, scandium}, {sodium, titanium}, {sodium, vanadium}, {sodium, chromium}, {sodium, manganese}, {sodium, iron}, {sodium, cobalt}, {sodium, nickel}, {sodium, copper}, {sodium, zinc}, {sodium, gallium}, {sodium, germanium}, {sodium, arsenic}, {sodium, selenium}, {sodium, bromine}, {sodium, krypton}, {sodium, rubidium}, {sodium, strontium}, {sodium, yttrium}, {sodium, zirconium}, {sodium, niobium}, {sodium, molybdenum}, {sodium, technetium}, {sodium, ruthenium}, {sodium, palladium}, {sodium, silver}, {sodium, cadmium}, {sodium, indium}, {sodium, tin}, {sodium, antimony}, {sodium, tellurium}, {sodium, iodine}, {sodium, xenon}, {sodium, cesium}, {sodium, barium}, {sodium, lanthanum}, {sodium, cerium}, {sodium, praseodymium}, {sodium, neodymium}, {sodium, promethium}, {sodium, samarium}, {sodium, europium}, {sodium, gadolinium}, {sodium, terbium}, {sodium, dysprosium}, {sodium, holmium}, {sodium, erbium}, {sodium, thulium}, {sodium, ytterbium}, {sodium, lutetium}, {sodium, hafnium}, {sodium, tantalum}, {sodium, tungsten}, {sodium, rhenium}, {sodium, osmium}, {sodium, iridium}, {sodium, platinum}, {sodium, gold}, {sodium, mercury}, {sodium, thallium}, {sodium, lead}, {sodium, bismuth}, {sodium, polonium}, {sodium, astatine}, {sodium, radon}, {sodium, francium}, {sodium, radium}, {sodium, actinium}, {sodium, thorium}, {sodium, protactinium}, {sodium, uranium}, {sodium, neptunium}, {sodium, plutonium}}, {{magnesium, hydrogen}, {magnesium, helium}, {magnesium, lithium}, {magnesium, beryllium}, {magnesium, boron}, {magnesium, carbon}, {magnesium, nitrogen}, {magnesium, oxygen}, {magnesium, fluorine}, {magnesium, neon}, {magnesium, sodium}, {magnesium, magnesium}, {magnesium, aluminum}, {magnesium, silicon}, {magnesium, phosphorus}, {magnesium, sulfur}, {magnesium, chlorine}, {magnesium, argon}, {magnesium, potassium}, {magnesium, calcium}, {magnesium, scandium}, {magnesium, titanium}, {magnesium, vanadium}, {magnesium, chromium}, {magnesium, manganese}, {magnesium, iron}, {magnesium, cobalt}, {magnesium, nickel}, {magnesium, copper}, {magnesium, zinc}, {magnesium, gallium}, {magnesium, germanium}, {magnesium, arsenic}, {magnesium, selenium}, {magnesium, bromine}, {magnesium, krypton}, {magnesium, rubidium}, {magnesium, strontium}, {magnesium, yttrium}, {magnesium, zirconium}, {magnesium, niobium}, {magnesium, molybdenum}, {magnesium, technetium}, {magnesium, ruthenium}, {magnesium, palladium}, {magnesium, silver}, {magnesium, cadmium}, {magnesium, indium}, {magnesium, tin}, {magnesium, antimony}, {magnesium, tellurium}, {magnesium, iodine}, {magnesium, xenon}, {magnesium, cesium}, {magnesium, barium}, {magnesium, lanthanum}, {magnesium, cerium}, {magnesium, praseodymium}, {magnesium, neodymium}, {magnesium, promethium}, {magnesium, samarium}, {magnesium, europium}, {magnesium, gadolinium}, {magnesium, terbium}, {magnesium, dysprosium}, {magnesium, holmium}, {magnesium, erbium}, {magnesium, thulium}, {magnesium, ytterbium}, {magnesium, lutetium}, {magnesium, hafnium}, {magnesium, tantalum}, {magnesium, tungsten}, {magnesium, rhenium}, {magnesium, osmium}, {magnesium, iridium}, {magnesium, platinum}, {magnesium, gold}, {magnesium, mercury}, {magnesium, thallium}, {magnesium, lead}, {magnesium, bismuth}, {magnesium, polonium}, {magnesium, astatine}, {magnesium, radon}, {magnesium, francium}, {magnesium, radium}, {magnesium, actinium}, {magnesium, thorium}, {magnesium, protactinium}, {magnesium, uranium}, {magnesium, neptunium}, {magnesium, plutonium}}, {{aluminum, hydrogen}, {aluminum, helium}, {aluminum, lithium}, {aluminum, beryllium}, {aluminum, boron}, {aluminum, carbon}, {aluminum, nitrogen}, {aluminum, oxygen}, {aluminum, fluorine}, {aluminum, neon}, {aluminum, sodium}, {aluminum, magnesium}, {aluminum, aluminum}, {aluminum, silicon}, {aluminum, phosphorus}, {aluminum, sulfur}, {aluminum, chlorine}, {aluminum, argon}, {aluminum, potassium}, {aluminum, calcium}, {aluminum, scandium}, {aluminum, titanium}, {aluminum, vanadium}, {aluminum, chromium}, {aluminum, manganese}, {aluminum, iron}, {aluminum, cobalt}, {aluminum, nickel}, {aluminum, copper}, {aluminum, zinc}, {aluminum, gallium}, {aluminum, germanium}, {aluminum, arsenic}, {aluminum, selenium}, {aluminum, bromine}, {aluminum, krypton}, {aluminum, rubidium}, {aluminum, strontium}, {aluminum, yttrium}, {aluminum, zirconium}, {aluminum, niobium}, {aluminum, molybdenum}, {aluminum, technetium}, {aluminum, ruthenium}, {aluminum, palladium}, {aluminum, silver}, {aluminum, cadmium}, {aluminum, indium}, {aluminum, tin}, {aluminum, antimony}, {aluminum, tellurium}, {aluminum, iodine}, {aluminum, xenon}, {aluminum, cesium}, {aluminum, barium}, {aluminum, lanthanum}, {aluminum, cerium}, {aluminum, praseodymium}, {aluminum, neodymium}, {aluminum, promethium}, {aluminum, samarium}, {aluminum, europium}, {aluminum, gadolinium}, {aluminum, terbium}, {aluminum, dysprosium}, {aluminum, holmium}, {aluminum, erbium}, {aluminum, thulium}, {aluminum, ytterbium}, {aluminum, lutetium}, {aluminum, hafnium}, {aluminum, tantalum}, {aluminum, tungsten}, {aluminum, rhenium}, {aluminum, osmium}, {aluminum, iridium}, {aluminum, platinum}, {aluminum, gold}, {aluminum, mercury}, {aluminum, thallium}, {aluminum, lead}, {aluminum, bismuth}, {aluminum, polonium}, {aluminum, astatine}, {aluminum, radon}, {aluminum, francium}, {aluminum, radium}, {aluminum, actinium}, {aluminum, thorium}, {aluminum, protactinium}, {aluminum, uranium}, {aluminum, neptunium}, {aluminum, plutonium}}, {{silicon, hydrogen}, {silicon, helium}, {silicon, lithium}, {silicon, beryllium}, {silicon, boron}, {silicon, carbon}, {silicon, nitrogen}, {silicon, oxygen}, {silicon, fluorine}, {silicon, neon}, {silicon, sodium}, {silicon, magnesium}, {silicon, aluminum}, {silicon, silicon}, {silicon, phosphorus}, {silicon, sulfur}, {silicon, chlorine}, {silicon, argon}, {silicon, potassium}, {silicon, calcium}, {silicon, scandium}, {silicon, titanium}, {silicon, vanadium}, {silicon, chromium}, {silicon, manganese}, {silicon, iron}, {silicon, cobalt}, {silicon, nickel}, {silicon, copper}, {silicon, zinc}, {silicon, gallium}, {silicon, germanium}, {silicon, arsenic}, {silicon, selenium}, {silicon, bromine}, {silicon, krypton}, {silicon, rubidium}, {silicon, strontium}, {silicon, yttrium}, {silicon, zirconium}, {silicon, niobium}, {silicon, molybdenum}, {silicon, technetium}, {silicon, ruthenium}, {silicon, palladium}, {silicon, silver}, {silicon, cadmium}, {silicon, indium}, {silicon, tin}, {silicon, antimony}, {silicon, tellurium}, {silicon, iodine}, {silicon, xenon}, {silicon, cesium}, {silicon, barium}, {silicon, lanthanum}, {silicon, cerium}, {silicon, praseodymium}, {silicon, neodymium}, {silicon, promethium}, {silicon, samarium}, {silicon, europium}, {silicon, gadolinium}, {silicon, terbium}, {silicon, dysprosium}, {silicon, holmium}, {silicon, erbium}, {silicon, thulium}, {silicon, ytterbium}, {silicon, lutetium}, {silicon, hafnium}, {silicon, tantalum}, {silicon, tungsten}, {silicon, rhenium}, {silicon, osmium}, {silicon, iridium}, {silicon, platinum}, {silicon, gold}, {silicon, mercury}, {silicon, thallium}, {silicon, lead}, {silicon, bismuth}, {silicon, polonium}, {silicon, astatine}, {silicon, radon}, {silicon, francium}, {silicon, radium}, {silicon, actinium}, {silicon, thorium}, {silicon, protactinium}, {silicon, uranium}, {silicon, neptunium}, {silicon, plutonium}}, {{phosphorus, hydrogen}, {phosphorus, helium}, {phosphorus, lithium}, {phosphorus, beryllium}, {phosphorus, boron}, {phosphorus, carbon}, {phosphorus, nitrogen}, {phosphorus, oxygen}, {phosphorus, fluorine}, {phosphorus, neon}, {phosphorus, sodium}, {phosphorus, magnesium}, {phosphorus, aluminum}, {phosphorus, silicon}, {phosphorus, phosphorus}, {phosphorus, sulfur}, {phosphorus, chlorine}, {phosphorus, argon}, {phosphorus, potassium}, {phosphorus, calcium}, {phosphorus, scandium}, {phosphorus, titanium}, {phosphorus, vanadium}, {phosphorus, chromium}, {phosphorus, manganese}, {phosphorus, iron}, {phosphorus, cobalt}, {phosphorus, nickel}, {phosphorus, copper}, {phosphorus, zinc}, {phosphorus, gallium}, {phosphorus, germanium}, {phosphorus, arsenic}, {phosphorus, selenium}, {phosphorus, bromine}, {phosphorus, krypton}, {phosphorus, rubidium}, {phosphorus, strontium}, {phosphorus, yttrium}, {phosphorus, zirconium}, {phosphorus, niobium}, {phosphorus, molybdenum}, {phosphorus, technetium}, {phosphorus, ruthenium}, {phosphorus, palladium}, {phosphorus, silver}, {phosphorus, cadmium}, {phosphorus, indium}, {phosphorus, tin}, {phosphorus, antimony}, {phosphorus, tellurium}, {phosphorus, iodine}, {phosphorus, xenon}, {phosphorus, cesium}, {phosphorus, barium}, {phosphorus, lanthanum}, {phosphorus, cerium}, {phosphorus, praseodymium}, {phosphorus, neodymium}, {phosphorus, promethium}, {phosphorus, samarium}, {phosphorus, europium}, {phosphorus, gadolinium}, {phosphorus, terbium}, {phosphorus, dysprosium}, {phosphorus, holmium}, {phosphorus, erbium}, {phosphorus, thulium}, {phosphorus, ytterbium}, {phosphorus, lutetium}, {phosphorus, hafnium}, {phosphorus, tantalum}, {phosphorus, tungsten}, {phosphorus, rhenium}, {phosphorus, osmium}, {phosphorus, iridium}, {phosphorus, platinum}, {phosphorus, gold}, {phosphorus, mercury}, {phosphorus, thallium}, {phosphorus, lead}, {phosphorus, bismuth}, {phosphorus, polonium}, {phosphorus, astatine}, {phosphorus, radon}, {phosphorus, francium}, {phosphorus, radium}, {phosphorus, actinium}, {phosphorus, thorium}, {phosphorus, protactinium}, {phosphorus, uranium}, {phosphorus, neptunium}, {phosphorus, plutonium}}, {{sulfur, hydrogen}, {sulfur, helium}, {sulfur, lithium}, {sulfur, beryllium}, {sulfur, boron}, {sulfur, carbon}, {sulfur, nitrogen}, {sulfur, oxygen}, {sulfur, fluorine}, {sulfur, neon}, {sulfur, sodium}, {sulfur, magnesium}, {sulfur, aluminum}, {sulfur, silicon}, {sulfur, phosphorus}, {sulfur, sulfur}, {sulfur, chlorine}, {sulfur, argon}, {sulfur, potassium}, {sulfur, calcium}, {sulfur, scandium}, {sulfur, titanium}, {sulfur, vanadium}, {sulfur, chromium}, {sulfur, manganese}, {sulfur, iron}, {sulfur, cobalt}, {sulfur, nickel}, {sulfur, copper}, {sulfur, zinc}, {sulfur, gallium}, {sulfur, germanium}, {sulfur, arsenic}, {sulfur, selenium}, {sulfur, bromine}, {sulfur, krypton}, {sulfur, rubidium}, {sulfur, strontium}, {sulfur, yttrium}, {sulfur, zirconium}, {sulfur, niobium}, {sulfur, molybdenum}, {sulfur, technetium}, {sulfur, ruthenium}, {sulfur, palladium}, {sulfur, silver}, {sulfur, cadmium}, {sulfur, indium}, {sulfur, tin}, {sulfur, antimony}, {sulfur, tellurium}, {sulfur, iodine}, {sulfur, xenon}, {sulfur, cesium}, {sulfur, barium}, {sulfur, lanthanum}, {sulfur, cerium}, {sulfur, praseodymium}, {sulfur, neodymium}, {sulfur, promethium}, {sulfur, samarium}, {sulfur, europium}, {sulfur, gadolinium}, {sulfur, terbium}, {sulfur, dysprosium}, {sulfur, holmium}, {sulfur, erbium}, {sulfur, thulium}, {sulfur, ytterbium}, {sulfur, lutetium}, {sulfur, hafnium}, {sulfur, tantalum}, {sulfur, tungsten}, {sulfur, rhenium}, {sulfur, osmium}, {sulfur, iridium}, {sulfur, platinum}, {sulfur, gold}, {sulfur, mercury}, {sulfur, thallium}, {sulfur, lead}, {sulfur, bismuth}, {sulfur, polonium}, {sulfur, astatine}, {sulfur, radon}, {sulfur, francium}, {sulfur, radium}, {sulfur, actinium}, {sulfur, thorium}, {sulfur, protactinium}, {sulfur, uranium}, {sulfur, neptunium}, {sulfur, plutonium}}, {{chlorine, hydrogen}, {chlorine, helium}, {chlorine, lithium}, {chlorine, beryllium}, {chlorine, boron}, {chlorine, carbon}, {chlorine, nitrogen}, {chlorine, oxygen}, {chlorine, fluorine}, {chlorine, neon}, {chlorine, sodium}, {chlorine, magnesium}, {chlorine, aluminum}, {chlorine, silicon}, {chlorine, phosphorus}, {chlorine, sulfur}, {chlorine, chlorine}, {chlorine, argon}, {chlorine, potassium}, {chlorine, calcium}, {chlorine, scandium}, {chlorine, titanium}, {chlorine, vanadium}, {chlorine, chromium}, {chlorine, manganese}, {chlorine, iron}, {chlorine, cobalt}, {chlorine, nickel}, {chlorine, copper}, {chlorine, zinc}, {chlorine, gallium}, {chlorine, germanium}, {chlorine, arsenic}, {chlorine, selenium}, {chlorine, bromine}, {chlorine, krypton}, {chlorine, rubidium}, {chlorine, strontium}, {chlorine, yttrium}, {chlorine, zirconium}, {chlorine, niobium}, {chlorine, molybdenum}, {chlorine, technetium}, {chlorine, ruthenium}, {chlorine, palladium}, {chlorine, silver}, {chlorine, cadmium}, {chlorine, indium}, {chlorine, tin}, {chlorine, antimony}, {chlorine, tellurium}, {chlorine, iodine}, {chlorine, xenon}, {chlorine, cesium}, {chlorine, barium}, {chlorine, lanthanum}, {chlorine, cerium}, {chlorine, praseodymium}, {chlorine, neodymium}, {chlorine, promethium}, {chlorine, samarium}, {chlorine, europium}, {chlorine, gadolinium}, {chlorine, terbium}, {chlorine, dysprosium}, {chlorine, holmium}, {chlorine, erbium}, {chlorine, thulium}, {chlorine, ytterbium}, {chlorine, lutetium}, {chlorine, hafnium}, {chlorine, tantalum}, {chlorine, tungsten}, {chlorine, rhenium}, {chlorine, osmium}, {chlorine, iridium}, {chlorine, platinum}, {chlorine, gold}, {chlorine, mercury}, {chlorine, thallium}, {chlorine, lead}, {chlorine, bismuth}, {chlorine, polonium}, {chlorine, astatine}, {chlorine, radon}, {chlorine, francium}, {chlorine, radium}, {chlorine, actinium}, {chlorine, thorium}, {chlorine, protactinium}, {chlorine, uranium}, {chlorine, neptunium}, {chlorine, plutonium}}, {{argon, hydrogen}, {argon, helium}, {argon, lithium}, {argon, beryllium}, {argon, boron}, {argon, carbon}, {argon, nitrogen}, {argon, oxygen}, {argon, fluorine}, {argon, neon}, {argon, sodium}, {argon, magnesium}, {argon, aluminum}, {argon, silicon}, {argon, phosphorus}, {argon, sulfur}, {argon, chlorine}, {argon, argon}, {argon, potassium}, {argon, calcium}, {argon, scandium}, {argon, titanium}, {argon, vanadium}, {argon, chromium}, {argon, manganese}, {argon, iron}, {argon, cobalt}, {argon, nickel}, {argon, copper}, {argon, zinc}, {argon, gallium}, {argon, germanium}, {argon, arsenic}, {argon, selenium}, {argon, bromine}, {argon, krypton}, {argon, rubidium}, {argon, strontium}, {argon, yttrium}, {argon, zirconium}, {argon, niobium}, {argon, molybdenum}, {argon, technetium}, {argon, ruthenium}, {argon, palladium}, {argon, silver}, {argon, cadmium}, {argon, indium}, {argon, tin}, {argon, antimony}, {argon, tellurium}, {argon, iodine}, {argon, xenon}, {argon, cesium}, {argon, barium}, {argon, lanthanum}, {argon, cerium}, {argon, praseodymium}, {argon, neodymium}, {argon, promethium}, {argon, samarium}, {argon, europium}, {argon, gadolinium}, {argon, terbium}, {argon, dysprosium}, {argon, holmium}, {argon, erbium}, {argon, thulium}, {argon, ytterbium}, {argon, lutetium}, {argon, hafnium}, {argon, tantalum}, {argon, tungsten}, {argon, rhenium}, {argon, osmium}, {argon, iridium}, {argon, platinum}, {argon, gold}, {argon, mercury}, {argon, thallium}, {argon, lead}, {argon, bismuth}, {argon, polonium}, {argon, astatine}, {argon, radon}, {argon, francium}, {argon, radium}, {argon, actinium}, {argon, thorium}, {argon, protactinium}, {argon, uranium}, {argon, neptunium}, {argon, plutonium}}, {{potassium, hydrogen}, {potassium, helium}, {potassium, lithium}, {potassium, beryllium}, {potassium, boron}, {potassium, carbon}, {potassium, nitrogen}, {potassium, oxygen}, {potassium, fluorine}, {potassium, neon}, {potassium, sodium}, {potassium, magnesium}, {potassium, aluminum}, {potassium, silicon}, {potassium, phosphorus}, {potassium, sulfur}, {potassium, chlorine}, {potassium, argon}, {potassium, potassium}, {potassium, calcium}, {potassium, scandium}, {potassium, titanium}, {potassium, vanadium}, {potassium, chromium}, {potassium, manganese}, {potassium, iron}, {potassium, cobalt}, {potassium, nickel}, {potassium, copper}, {potassium, zinc}, {potassium, gallium}, {potassium, germanium}, {potassium, arsenic}, {potassium, selenium}, {potassium, bromine}, {potassium, krypton}, {potassium, rubidium}, {potassium, strontium}, {potassium, yttrium}, {potassium, zirconium}, {potassium, niobium}, {potassium, molybdenum}, {potassium, technetium}, {potassium, ruthenium}, {potassium, palladium}, {potassium, silver}, {potassium, cadmium}, {potassium, indium}, {potassium, tin}, {potassium, antimony}, {potassium, tellurium}, {potassium, iodine}, {potassium, xenon}, {potassium, cesium}, {potassium, barium}, {potassium, lanthanum}, {potassium, cerium}, {potassium, praseodymium}, {potassium, neodymium}, {potassium, promethium}, {potassium, samarium}, {potassium, europium}, {potassium, gadolinium}, {potassium, terbium}, {potassium, dysprosium}, {potassium, holmium}, {potassium, erbium}, {potassium, thulium}, {potassium, ytterbium}, {potassium, lutetium}, {potassium, hafnium}, {potassium, tantalum}, {potassium, tungsten}, {potassium, rhenium}, {potassium, osmium}, {potassium, iridium}, {potassium, platinum}, {potassium, gold}, {potassium, mercury}, {potassium, thallium}, {potassium, lead}, {potassium, bismuth}, {potassium, polonium}, {potassium, astatine}, {potassium, radon}, {potassium, francium}, {potassium, radium}, {potassium, actinium}, {potassium, thorium}, {potassium, protactinium}, {potassium, uranium}, {potassium, neptunium}, {potassium, plutonium}}, {{calcium, hydrogen}, {calcium, helium}, {calcium, lithium}, {calcium, beryllium}, {calcium, boron}, {calcium, carbon}, {calcium, nitrogen}, {calcium, oxygen}, {calcium, fluorine}, {calcium, neon}, {calcium, sodium}, {calcium, magnesium}, {calcium, aluminum}, {calcium, silicon}, {calcium, phosphorus}, {calcium, sulfur}, {calcium, chlorine}, {calcium, argon}, {calcium, potassium}, {calcium, calcium}, {calcium, scandium}, {calcium, titanium}, {calcium, vanadium}, {calcium, chromium}, {calcium, manganese}, {calcium, iron}, {calcium, cobalt}, {calcium, nickel}, {calcium, copper}, {calcium, zinc}, {calcium, gallium}, {calcium, germanium}, {calcium, arsenic}, {calcium, selenium}, {calcium, bromine}, {calcium, krypton}, {calcium, rubidium}, {calcium, strontium}, {calcium, yttrium}, {calcium, zirconium}, {calcium, niobium}, {calcium, molybdenum}, {calcium, technetium}, {calcium, ruthenium}, {calcium, palladium}, {calcium, silver}, {calcium, cadmium}, {calcium, indium}, {calcium, tin}, {calcium, antimony}, {calcium, tellurium}, {calcium, iodine}, {calcium, xenon}, {calcium, cesium}, {calcium, barium}, {calcium, lanthanum}, {calcium, cerium}, {calcium, praseodymium}, {calcium, neodymium}, {calcium, promethium}, {calcium, samarium}, {calcium, europium}, {calcium, gadolinium}, {calcium, terbium}, {calcium, dysprosium}, {calcium, holmium}, {calcium, erbium}, {calcium, thulium}, {calcium, ytterbium}, {calcium, lutetium}, {calcium, hafnium}, {calcium, tantalum}, {calcium, tungsten}, {calcium, rhenium}, {calcium, osmium}, {calcium, iridium}, {calcium, platinum}, {calcium, gold}, {calcium, mercury}, {calcium, thallium}, {calcium, lead}, {calcium, bismuth}, {calcium, polonium}, {calcium, astatine}, {calcium, radon}, {calcium, francium}, {calcium, radium}, {calcium, actinium}, {calcium, thorium}, {calcium, protactinium}, {calcium, uranium}, {calcium, neptunium}, {calcium, plutonium}}, {{scandium, hydrogen}, {scandium, helium}, {scandium, lithium}, {scandium, beryllium}, {scandium, boron}, {scandium, carbon}, {scandium, nitrogen}, {scandium, oxygen}, {scandium, fluorine}, {scandium, neon}, {scandium, sodium}, {scandium, magnesium}, {scandium, aluminum}, {scandium, silicon}, {scandium, phosphorus}, {scandium, sulfur}, {scandium, chlorine}, {scandium, argon}, {scandium, potassium}, {scandium, calcium}, {scandium, scandium}, {scandium, titanium}, {scandium, vanadium}, {scandium, chromium}, {scandium, manganese}, {scandium, iron}, {scandium, cobalt}, {scandium, nickel}, {scandium, copper}, {scandium, zinc}, {scandium, gallium}, {scandium, germanium}, {scandium, arsenic}, {scandium, selenium}, {scandium, bromine}, {scandium, krypton}, {scandium, rubidium}, {scandium, strontium}, {scandium, yttrium}, {scandium, zirconium}, {scandium, niobium}, {scandium, molybdenum}, {scandium, technetium}, {scandium, ruthenium}, {scandium, palladium}, {scandium, silver}, {scandium, cadmium}, {scandium, indium}, {scandium, tin}, {scandium, antimony}, {scandium, tellurium}, {scandium, iodine}, {scandium, xenon}, {scandium, cesium}, {scandium, barium}, {scandium, lanthanum}, {scandium, cerium}, {scandium, praseodymium}, {scandium, neodymium}, {scandium, promethium}, {scandium, samarium}, {scandium, europium}, {scandium, gadolinium}, {scandium, terbium}, {scandium, dysprosium}, {scandium, holmium}, {scandium, erbium}, {scandium, thulium}, {scandium, ytterbium}, {scandium, lutetium}, {scandium, hafnium}, {scandium, tantalum}, {scandium, tungsten}, {scandium, rhenium}, {scandium, osmium}, {scandium, iridium}, {scandium, platinum}, {scandium, gold}, {scandium, mercury}, {scandium, thallium}, {scandium, lead}, {scandium, bismuth}, {scandium, polonium}, {scandium, astatine}, {scandium, radon}, {scandium, francium}, {scandium, radium}, {scandium, actinium}, {scandium, thorium}, {scandium, protactinium}, {scandium, uranium}, {scandium, neptunium}, {scandium, plutonium}}, {{titanium, hydrogen}, {titanium, helium}, {titanium, lithium}, {titanium, beryllium}, {titanium, boron}, {titanium, carbon}, {titanium, nitrogen}, {titanium, oxygen}, {titanium, fluorine}, {titanium, neon}, {titanium, sodium}, {titanium, magnesium}, {titanium, aluminum}, {titanium, silicon}, {titanium, phosphorus}, {titanium, sulfur}, {titanium, chlorine}, {titanium, argon}, {titanium, potassium}, {titanium, calcium}, {titanium, scandium}, {titanium, titanium}, {titanium, vanadium}, {titanium, chromium}, {titanium, manganese}, {titanium, iron}, {titanium, cobalt}, {titanium, nickel}, {titanium, copper}, {titanium, zinc}, {titanium, gallium}, {titanium, germanium}, {titanium, arsenic}, {titanium, selenium}, {titanium, bromine}, {titanium, krypton}, {titanium, rubidium}, {titanium, strontium}, {titanium, yttrium}, {titanium, zirconium}, {titanium, niobium}, {titanium, molybdenum}, {titanium, technetium}, {titanium, ruthenium}, {titanium, palladium}, {titanium, silver}, {titanium, cadmium}, {titanium, indium}, {titanium, tin}, {titanium, antimony}, {titanium, tellurium}, {titanium, iodine}, {titanium, xenon}, {titanium, cesium}, {titanium, barium}, {titanium, lanthanum}, {titanium, cerium}, {titanium, praseodymium}, {titanium, neodymium}, {titanium, promethium}, {titanium, samarium}, {titanium, europium}, {titanium, gadolinium}, {titanium, terbium}, {titanium, dysprosium}, {titanium, holmium}, {titanium, erbium}, {titanium, thulium}, {titanium, ytterbium}, {titanium, lutetium}, {titanium, hafnium}, {titanium, tantalum}, {titanium, tungsten}, {titanium, rhenium}, {titanium, osmium}, {titanium, iridium}, {titanium, platinum}, {titanium, gold}, {titanium, mercury}, {titanium, thallium}, {titanium, lead}, {titanium, bismuth}, {titanium, polonium}, {titanium, astatine}, {titanium, radon}, {titanium, francium}, {titanium, radium}, {titanium, actinium}, {titanium, thorium}, {titanium, protactinium}, {titanium, uranium}, {titanium, neptunium}, {titanium, plutonium}}, {{vanadium, hydrogen}, {vanadium, helium}, {vanadium, lithium}, {vanadium, beryllium}, {vanadium, boron}, {vanadium, carbon}, {vanadium, nitrogen}, {vanadium, oxygen}, {vanadium, fluorine}, {vanadium, neon}, {vanadium, sodium}, {vanadium, magnesium}, {vanadium, aluminum}, {vanadium, silicon}, {vanadium, phosphorus}, {vanadium, sulfur}, {vanadium, chlorine}, {vanadium, argon}, {vanadium, potassium}, {vanadium, calcium}, {vanadium, scandium}, {vanadium, titanium}, {vanadium, vanadium}, {vanadium, chromium}, {vanadium, manganese}, {vanadium, iron}, {vanadium, cobalt}, {vanadium, nickel}, {vanadium, copper}, {vanadium, zinc}, {vanadium, gallium}, {vanadium, germanium}, {vanadium, arsenic}, {vanadium, selenium}, {vanadium, bromine}, {vanadium, krypton}, {vanadium, rubidium}, {vanadium, strontium}, {vanadium, yttrium}, {vanadium, zirconium}, {vanadium, niobium}, {vanadium, molybdenum}, {vanadium, technetium}, {vanadium, ruthenium}, {vanadium, palladium}, {vanadium, silver}, {vanadium, cadmium}, {vanadium, indium}, {vanadium, tin}, {vanadium, antimony}, {vanadium, tellurium}, {vanadium, iodine}, {vanadium, xenon}, {vanadium, cesium}, {vanadium, barium}, {vanadium, lanthanum}, {vanadium, cerium}, {vanadium, praseodymium}, {vanadium, neodymium}, {vanadium, promethium}, {vanadium, samarium}, {vanadium, europium}, {vanadium, gadolinium}, {vanadium, terbium}, {vanadium, dysprosium}, {vanadium, holmium}, {vanadium, erbium}, {vanadium, thulium}, {vanadium, ytterbium}, {vanadium, lutetium}, {vanadium, hafnium}, {vanadium, tantalum}, {vanadium, tungsten}, {vanadium, rhenium}, {vanadium, osmium}, {vanadium, iridium}, {vanadium, platinum}, {vanadium, gold}, {vanadium, mercury}, {vanadium, thallium}, {vanadium, lead}, {vanadium, bismuth}, {vanadium, polonium}, {vanadium, astatine}, {vanadium, radon}, {vanadium, francium}, {vanadium, radium}, {vanadium, actinium}, {vanadium, thorium}, {vanadium, protactinium}, {vanadium, uranium}, {vanadium, neptunium}, {vanadium, plutonium}}, {{chromium, hydrogen}, {chromium, helium}, {chromium, lithium}, {chromium, beryllium}, {chromium, boron}, {chromium, carbon}, {chromium, nitrogen}, {chromium, oxygen}, {chromium, fluorine}, {chromium, neon}, {chromium, sodium}, {chromium, magnesium}, {chromium, aluminum}, {chromium, silicon}, {chromium, phosphorus}, {chromium, sulfur}, {chromium, chlorine}, {chromium, argon}, {chromium, potassium}, {chromium, calcium}, {chromium, scandium}, {chromium, titanium}, {chromium, vanadium}, {chromium, chromium}, {chromium, manganese}, {chromium, iron}, {chromium, cobalt}, {chromium, nickel}, {chromium, copper}, {chromium, zinc}, {chromium, gallium}, {chromium, germanium}, {chromium, arsenic}, {chromium, selenium}, {chromium, bromine}, {chromium, krypton}, {chromium, rubidium}, {chromium, strontium}, {chromium, yttrium}, {chromium, zirconium}, {chromium, niobium}, {chromium, molybdenum}, {chromium, technetium}, {chromium, ruthenium}, {chromium, palladium}, {chromium, silver}, {chromium, cadmium}, {chromium, indium}, {chromium, tin}, {chromium, antimony}, {chromium, tellurium}, {chromium, iodine}, {chromium, xenon}, {chromium, cesium}, {chromium, barium}, {chromium, lanthanum}, {chromium, cerium}, {chromium, praseodymium}, {chromium, neodymium}, {chromium, promethium}, {chromium, samarium}, {chromium, europium}, {chromium, gadolinium}, {chromium, terbium}, {chromium, dysprosium}, {chromium, holmium}, {chromium, erbium}, {chromium, thulium}, {chromium, ytterbium}, {chromium, lutetium}, {chromium, hafnium}, {chromium, tantalum}, {chromium, tungsten}, {chromium, rhenium}, {chromium, osmium}, {chromium, iridium}, {chromium, platinum}, {chromium, gold}, {chromium, mercury}, {chromium, thallium}, {chromium, lead}, {chromium, bismuth}, {chromium, polonium}, {chromium, astatine}, {chromium, radon}, {chromium, francium}, {chromium, radium}, {chromium, actinium}, {chromium, thorium}, {chromium, protactinium}, {chromium, uranium}, {chromium, neptunium}, {chromium, plutonium}}, {{manganese, hydrogen}, {manganese, helium}, {manganese, lithium}, {manganese, beryllium}, {manganese, boron}, {manganese, carbon}, {manganese, nitrogen}, {manganese, oxygen}, {manganese, fluorine}, {manganese, neon}, {manganese, sodium}, {manganese, magnesium}, {manganese, aluminum}, {manganese, silicon}, {manganese, phosphorus}, {manganese, sulfur}, {manganese, chlorine}, {manganese, argon}, {manganese, potassium}, {manganese, calcium}, {manganese, scandium}, {manganese, titanium}, {manganese, vanadium}, {manganese, chromium}, {manganese, manganese}, {manganese, iron}, {manganese, cobalt}, {manganese, nickel}, {manganese, copper}, {manganese, zinc}, {manganese, gallium}, {manganese, germanium}, {manganese, arsenic}, {manganese, selenium}, {manganese, bromine}, {manganese, krypton}, {manganese, rubidium}, {manganese, strontium}, {manganese, yttrium}, {manganese, zirconium}, {manganese, niobium}, {manganese, molybdenum}, {manganese, technetium}, {manganese, ruthenium}, {manganese, palladium}, {manganese, silver}, {manganese, cadmium}, {manganese, indium}, {manganese, tin}, {manganese, antimony}, {manganese, tellurium}, {manganese, iodine}, {manganese, xenon}, {manganese, cesium}, {manganese, barium}, {manganese, lanthanum}, {manganese, cerium}, {manganese, praseodymium}, {manganese, neodymium}, {manganese, promethium}, {manganese, samarium}, {manganese, europium}, {manganese, gadolinium}, {manganese, terbium}, {manganese, dysprosium}, {manganese, holmium}, {manganese, erbium}, {manganese, thulium}, {manganese, ytterbium}, {manganese, lutetium}, {manganese, hafnium}, {manganese, tantalum}, {manganese, tungsten}, {manganese, rhenium}, {manganese, osmium}, {manganese, iridium}, {manganese, platinum}, {manganese, gold}, {manganese, mercury}, {manganese, thallium}, {manganese, lead}, {manganese, bismuth}, {manganese, polonium}, {manganese, astatine}, {manganese, radon}, {manganese, francium}, {manganese, radium}, {manganese, actinium}, {manganese, thorium}, {manganese, protactinium}, {manganese, uranium}, {manganese, neptunium}, {manganese, plutonium}}, {{iron, hydrogen}, {iron, helium}, {iron, lithium}, {iron, beryllium}, {iron, boron}, {iron, carbon}, {iron, nitrogen}, {iron, oxygen}, {iron, fluorine}, {iron, neon}, {iron, sodium}, {iron, magnesium}, {iron, aluminum}, {iron, silicon}, {iron, phosphorus}, {iron, sulfur}, {iron, chlorine}, {iron, argon}, {iron, potassium}, {iron, calcium}, {iron, scandium}, {iron, titanium}, {iron, vanadium}, {iron, chromium}, {iron, manganese}, {iron, iron}, {iron, cobalt}, {iron, nickel}, {iron, copper}, {iron, zinc}, {iron, gallium}, {iron, germanium}, {iron, arsenic}, {iron, selenium}, {iron, bromine}, {iron, krypton}, {iron, rubidium}, {iron, strontium}, {iron, yttrium}, {iron, zirconium}, {iron, niobium}, {iron, molybdenum}, {iron, technetium}, {iron, ruthenium}, {iron, palladium}, {iron, silver}, {iron, cadmium}, {iron, indium}, {iron, tin}, {iron, antimony}, {iron, tellurium}, {iron, iodine}, {iron, xenon}, {iron, cesium}, {iron, barium}, {iron, lanthanum}, {iron, cerium}, {iron, praseodymium}, {iron, neodymium}, {iron, promethium}, {iron, samarium}, {iron, europium}, {iron, gadolinium}, {iron, terbium}, {iron, dysprosium}, {iron, holmium}, {iron, erbium}, {iron, thulium}, {iron, ytterbium}, {iron, lutetium}, {iron, hafnium}, {iron, tantalum}, {iron, tungsten}, {iron, rhenium}, {iron, osmium}, {iron, iridium}, {iron, platinum}, {iron, gold}, {iron, mercury}, {iron, thallium}, {iron, lead}, {iron, bismuth}, {iron, polonium}, {iron, astatine}, {iron, radon}, {iron, francium}, {iron, radium}, {iron, actinium}, {iron, thorium}, {iron, protactinium}, {iron, uranium}, {iron, neptunium}, {iron, plutonium}}, {{cobalt, hydrogen}, {cobalt, helium}, {cobalt, lithium}, {cobalt, beryllium}, {cobalt, boron}, {cobalt, carbon}, {cobalt, nitrogen}, {cobalt, oxygen}, {cobalt, fluorine}, {cobalt, neon}, {cobalt, sodium}, {cobalt, magnesium}, {cobalt, aluminum}, {cobalt, silicon}, {cobalt, phosphorus}, {cobalt, sulfur}, {cobalt, chlorine}, {cobalt, argon}, {cobalt, potassium}, {cobalt, calcium}, {cobalt, scandium}, {cobalt, titanium}, {cobalt, vanadium}, {cobalt, chromium}, {cobalt, manganese}, {cobalt, iron}, {cobalt, cobalt}, {cobalt, nickel}, {cobalt, copper}, {cobalt, zinc}, {cobalt, gallium}, {cobalt, germanium}, {cobalt, arsenic}, {cobalt, selenium}, {cobalt, bromine}, {cobalt, krypton}, {cobalt, rubidium}, {cobalt, strontium}, {cobalt, yttrium}, {cobalt, zirconium}, {cobalt, niobium}, {cobalt, molybdenum}, {cobalt, technetium}, {cobalt, ruthenium}, {cobalt, palladium}, {cobalt, silver}, {cobalt, cadmium}, {cobalt, indium}, {cobalt, tin}, {cobalt, antimony}, {cobalt, tellurium}, {cobalt, iodine}, {cobalt, xenon}, {cobalt, cesium}, {cobalt, barium}, {cobalt, lanthanum}, {cobalt, cerium}, {cobalt, praseodymium}, {cobalt, neodymium}, {cobalt, promethium}, {cobalt, samarium}, {cobalt, europium}, {cobalt, gadolinium}, {cobalt, terbium}, {cobalt, dysprosium}, {cobalt, holmium}, {cobalt, erbium}, {cobalt, thulium}, {cobalt, ytterbium}, {cobalt, lutetium}, {cobalt, hafnium}, {cobalt, tantalum}, {cobalt, tungsten}, {cobalt, rhenium}, {cobalt, osmium}, {cobalt, iridium}, {cobalt, platinum}, {cobalt, gold}, {cobalt, mercury}, {cobalt, thallium}, {cobalt, lead}, {cobalt, bismuth}, {cobalt, polonium}, {cobalt, astatine}, {cobalt, radon}, {cobalt, francium}, {cobalt, radium}, {cobalt, actinium}, {cobalt, thorium}, {cobalt, protactinium}, {cobalt, uranium}, {cobalt, neptunium}, {cobalt, plutonium}}, {{nickel, hydrogen}, {nickel, helium}, {nickel, lithium}, {nickel, beryllium}, {nickel, boron}, {nickel, carbon}, {nickel, nitrogen}, {nickel, oxygen}, {nickel, fluorine}, {nickel, neon}, {nickel, sodium}, {nickel, magnesium}, {nickel, aluminum}, {nickel, silicon}, {nickel, phosphorus}, {nickel, sulfur}, {nickel, chlorine}, {nickel, argon}, {nickel, potassium}, {nickel, calcium}, {nickel, scandium}, {nickel, titanium}, {nickel, vanadium}, {nickel, chromium}, {nickel, manganese}, {nickel, iron}, {nickel, cobalt}, {nickel, nickel}, {nickel, copper}, {nickel, zinc}, {nickel, gallium}, {nickel, germanium}, {nickel, arsenic}, {nickel, selenium}, {nickel, bromine}, {nickel, krypton}, {nickel, rubidium}, {nickel, strontium}, {nickel, yttrium}, {nickel, zirconium}, {nickel, niobium}, {nickel, molybdenum}, {nickel, technetium}, {nickel, ruthenium}, {nickel, palladium}, {nickel, silver}, {nickel, cadmium}, {nickel, indium}, {nickel, tin}, {nickel, antimony}, {nickel, tellurium}, {nickel, iodine}, {nickel, xenon}, {nickel, cesium}, {nickel, barium}, {nickel, lanthanum}, {nickel, cerium}, {nickel, praseodymium}, {nickel, neodymium}, {nickel, promethium}, {nickel, samarium}, {nickel, europium}, {nickel, gadolinium}, {nickel, terbium}, {nickel, dysprosium}, {nickel, holmium}, {nickel, erbium}, {nickel, thulium}, {nickel, ytterbium}, {nickel, lutetium}, {nickel, hafnium}, {nickel, tantalum}, {nickel, tungsten}, {nickel, rhenium}, {nickel, osmium}, {nickel, iridium}, {nickel, platinum}, {nickel, gold}, {nickel, mercury}, {nickel, thallium}, {nickel, lead}, {nickel, bismuth}, {nickel, polonium}, {nickel, astatine}, {nickel, radon}, {nickel, francium}, {nickel, radium}, {nickel, actinium}, {nickel, thorium}, {nickel, protactinium}, {nickel, uranium}, {nickel, neptunium}, {nickel, plutonium}}, {{copper, hydrogen}, {copper, helium}, {copper, lithium}, {copper, beryllium}, {copper, boron}, {copper, carbon}, {copper, nitrogen}, {copper, oxygen}, {copper, fluorine}, {copper, neon}, {copper, sodium}, {copper, magnesium}, {copper, aluminum}, {copper, silicon}, {copper, phosphorus}, {copper, sulfur}, {copper, chlorine}, {copper, argon}, {copper, potassium}, {copper, calcium}, {copper, scandium}, {copper, titanium}, {copper, vanadium}, {copper, chromium}, {copper, manganese}, {copper, iron}, {copper, cobalt}, {copper, nickel}, {copper, copper}, {copper, zinc}, {copper, gallium}, {copper, germanium}, {copper, arsenic}, {copper, selenium}, {copper, bromine}, {copper, krypton}, {copper, rubidium}, {copper, strontium}, {copper, yttrium}, {copper, zirconium}, {copper, niobium}, {copper, molybdenum}, {copper, technetium}, {copper, ruthenium}, {copper, palladium}, {copper, silver}, {copper, cadmium}, {copper, indium}, {copper, tin}, {copper, antimony}, {copper, tellurium}, {copper, iodine}, {copper, xenon}, {copper, cesium}, {copper, barium}, {copper, lanthanum}, {copper, cerium}, {copper, praseodymium}, {copper, neodymium}, {copper, promethium}, {copper, samarium}, {copper, europium}, {copper, gadolinium}, {copper, terbium}, {copper, dysprosium}, {copper, holmium}, {copper, erbium}, {copper, thulium}, {copper, ytterbium}, {copper, lutetium}, {copper, hafnium}, {copper, tantalum}, {copper, tungsten}, {copper, rhenium}, {copper, osmium}, {copper, iridium}, {copper, platinum}, {copper, gold}, {copper, mercury}, {copper, thallium}, {copper, lead}, {copper, bismuth}, {copper, polonium}, {copper, astatine}, {copper, radon}, {copper, francium}, {copper, radium}, {copper, actinium}, {copper, thorium}, {copper, protactinium}, {copper, uranium}, {copper, neptunium}, {copper, plutonium}}, {{zinc, hydrogen}, {zinc, helium}, {zinc, lithium}, {zinc, beryllium}, {zinc, boron}, {zinc, carbon}, {zinc, nitrogen}, {zinc, oxygen}, {zinc, fluorine}, {zinc, neon}, {zinc, sodium}, {zinc, magnesium}, {zinc, aluminum}, {zinc, silicon}, {zinc, phosphorus}, {zinc, sulfur}, {zinc, chlorine}, {zinc, argon}, {zinc, potassium}, {zinc, calcium}, {zinc, scandium}, {zinc, titanium}, {zinc, vanadium}, {zinc, chromium}, {zinc, manganese}, {zinc, iron}, {zinc, cobalt}, {zinc, nickel}, {zinc, copper}, {zinc, zinc}, {zinc, gallium}, {zinc, germanium}, {zinc, arsenic}, {zinc, selenium}, {zinc, bromine}, {zinc, krypton}, {zinc, rubidium}, {zinc, strontium}, {zinc, yttrium}, {zinc, zirconium}, {zinc, niobium}, {zinc, molybdenum}, {zinc, technetium}, {zinc, ruthenium}, {zinc, palladium}, {zinc, silver}, {zinc, cadmium}, {zinc, indium}, {zinc, tin}, {zinc, antimony}, {zinc, tellurium}, {zinc, iodine}, {zinc, xenon}, {zinc, cesium}, {zinc, barium}, {zinc, lanthanum}, {zinc, cerium}, {zinc, praseodymium}, {zinc, neodymium}, {zinc, promethium}, {zinc, samarium}, {zinc, europium}, {zinc, gadolinium}, {zinc, terbium}, {zinc, dysprosium}, {zinc, holmium}, {zinc, erbium}, {zinc, thulium}, {zinc, ytterbium}, {zinc, lutetium}, {zinc, hafnium}, {zinc, tantalum}, {zinc, tungsten}, {zinc, rhenium}, {zinc, osmium}, {zinc, iridium}, {zinc, platinum}, {zinc, gold}, {zinc, mercury}, {zinc, thallium}, {zinc, lead}, {zinc, bismuth}, {zinc, polonium}, {zinc, astatine}, {zinc, radon}, {zinc, francium}, {zinc, radium}, {zinc, actinium}, {zinc, thorium}, {zinc, protactinium}, {zinc, uranium}, {zinc, neptunium}, {zinc, plutonium}}, {{gallium, hydrogen}, {gallium, helium}, {gallium, lithium}, {gallium, beryllium}, {gallium, boron}, {gallium, carbon}, {gallium, nitrogen}, {gallium, oxygen}, {gallium, fluorine}, {gallium, neon}, {gallium, sodium}, {gallium, magnesium}, {gallium, aluminum}, {gallium, silicon}, {gallium, phosphorus}, {gallium, sulfur}, {gallium, chlorine}, {gallium, argon}, {gallium, potassium}, {gallium, calcium}, {gallium, scandium}, {gallium, titanium}, {gallium, vanadium}, {gallium, chromium}, {gallium, manganese}, {gallium, iron}, {gallium, cobalt}, {gallium, nickel}, {gallium, copper}, {gallium, zinc}, {gallium, gallium}, {gallium, germanium}, {gallium, arsenic}, {gallium, selenium}, {gallium, bromine}, {gallium, krypton}, {gallium, rubidium}, {gallium, strontium}, {gallium, yttrium}, {gallium, zirconium}, {gallium, niobium}, {gallium, molybdenum}, {gallium, technetium}, {gallium, ruthenium}, {gallium, palladium}, {gallium, silver}, {gallium, cadmium}, {gallium, indium}, {gallium, tin}, {gallium, antimony}, {gallium, tellurium}, {gallium, iodine}, {gallium, xenon}, {gallium, cesium}, {gallium, barium}, {gallium, lanthanum}, {gallium, cerium}, {gallium, praseodymium}, {gallium, neodymium}, {gallium, promethium}, {gallium, samarium}, {gallium, europium}, {gallium, gadolinium}, {gallium, terbium}, {gallium, dysprosium}, {gallium, holmium}, {gallium, erbium}, {gallium, thulium}, {gallium, ytterbium}, {gallium, lutetium}, {gallium, hafnium}, {gallium, tantalum}, {gallium, tungsten}, {gallium, rhenium}, {gallium, osmium}, {gallium, iridium}, {gallium, platinum}, {gallium, gold}, {gallium, mercury}, {gallium, thallium}, {gallium, lead}, {gallium, bismuth}, {gallium, polonium}, {gallium, astatine}, {gallium, radon}, {gallium, francium}, {gallium, radium}, {gallium, actinium}, {gallium, thorium}, {gallium, protactinium}, {gallium, uranium}, {gallium, neptunium}, {gallium, plutonium}}, {{germanium, hydrogen}, {germanium, helium}, {germanium, lithium}, {germanium, beryllium}, {germanium, boron}, {germanium, carbon}, {germanium, nitrogen}, {germanium, oxygen}, {germanium, fluorine}, {germanium, neon}, {germanium, sodium}, {germanium, magnesium}, {germanium, aluminum}, {germanium, silicon}, {germanium, phosphorus}, {germanium, sulfur}, {germanium, chlorine}, {germanium, argon}, {germanium, potassium}, {germanium, calcium}, {germanium, scandium}, {germanium, titanium}, {germanium, vanadium}, {germanium, chromium}, {germanium, manganese}, {germanium, iron}, {germanium, cobalt}, {germanium, nickel}, {germanium, copper}, {germanium, zinc}, {germanium, gallium}, {germanium, germanium}, {germanium, arsenic}, {germanium, selenium}, {germanium, bromine}, {germanium, krypton}, {germanium, rubidium}, {germanium, strontium}, {germanium, yttrium}, {germanium, zirconium}, {germanium, niobium}, {germanium, molybdenum}, {germanium, technetium}, {germanium, ruthenium}, {germanium, palladium}, {germanium, silver}, {germanium, cadmium}, {germanium, indium}, {germanium, tin}, {germanium, antimony}, {germanium, tellurium}, {germanium, iodine}, {germanium, xenon}, {germanium, cesium}, {germanium, barium}, {germanium, lanthanum}, {germanium, cerium}, {germanium, praseodymium}, {germanium, neodymium}, {germanium, promethium}, {germanium, samarium}, {germanium, europium}, {germanium, gadolinium}, {germanium, terbium}, {germanium, dysprosium}, {germanium, holmium}, {germanium, erbium}, {germanium, thulium}, {germanium, ytterbium}, {germanium, lutetium}, {germanium, hafnium}, {germanium, tantalum}, {germanium, tungsten}, {germanium, rhenium}, {germanium, osmium}, {germanium, iridium}, {germanium, platinum}, {germanium, gold}, {germanium, mercury}, {germanium, thallium}, {germanium, lead}, {germanium, bismuth}, {germanium, polonium}, {germanium, astatine}, {germanium, radon}, {germanium, francium}, {germanium, radium}, {germanium, actinium}, {germanium, thorium}, {germanium, protactinium}, {germanium, uranium}, {germanium, neptunium}, {germanium, plutonium}}, {{arsenic, hydrogen}, {arsenic, helium}, {arsenic, lithium}, {arsenic, beryllium}, {arsenic, boron}, {arsenic, carbon}, {arsenic, nitrogen}, {arsenic, oxygen}, {arsenic, fluorine}, {arsenic, neon}, {arsenic, sodium}, {arsenic, magnesium}, {arsenic, aluminum}, {arsenic, silicon}, {arsenic, phosphorus}, {arsenic, sulfur}, {arsenic, chlorine}, {arsenic, argon}, {arsenic, potassium}, {arsenic, calcium}, {arsenic, scandium}, {arsenic, titanium}, {arsenic, vanadium}, {arsenic, chromium}, {arsenic, manganese}, {arsenic, iron}, {arsenic, cobalt}, {arsenic, nickel}, {arsenic, copper}, {arsenic, zinc}, {arsenic, gallium}, {arsenic, germanium}, {arsenic, arsenic}, {arsenic, selenium}, {arsenic, bromine}, {arsenic, krypton}, {arsenic, rubidium}, {arsenic, strontium}, {arsenic, yttrium}, {arsenic, zirconium}, {arsenic, niobium}, {arsenic, molybdenum}, {arsenic, technetium}, {arsenic, ruthenium}, {arsenic, palladium}, {arsenic, silver}, {arsenic, cadmium}, {arsenic, indium}, {arsenic, tin}, {arsenic, antimony}, {arsenic, tellurium}, {arsenic, iodine}, {arsenic, xenon}, {arsenic, cesium}, {arsenic, barium}, {arsenic, lanthanum}, {arsenic, cerium}, {arsenic, praseodymium}, {arsenic, neodymium}, {arsenic, promethium}, {arsenic, samarium}, {arsenic, europium}, {arsenic, gadolinium}, {arsenic, terbium}, {arsenic, dysprosium}, {arsenic, holmium}, {arsenic, erbium}, {arsenic, thulium}, {arsenic, ytterbium}, {arsenic, lutetium}, {arsenic, hafnium}, {arsenic, tantalum}, {arsenic, tungsten}, {arsenic, rhenium}, {arsenic, osmium}, {arsenic, iridium}, {arsenic, platinum}, {arsenic, gold}, {arsenic, mercury}, {arsenic, thallium}, {arsenic, lead}, {arsenic, bismuth}, {arsenic, polonium}, {arsenic, astatine}, {arsenic, radon}, {arsenic, francium}, {arsenic, radium}, {arsenic, actinium}, {arsenic, thorium}, {arsenic, protactinium}, {arsenic, uranium}, {arsenic, neptunium}, {arsenic, plutonium}}, {{selenium, hydrogen}, {selenium, helium}, {selenium, lithium}, {selenium, beryllium}, {selenium, boron}, {selenium, carbon}, {selenium, nitrogen}, {selenium, oxygen}, {selenium, fluorine}, {selenium, neon}, {selenium, sodium}, {selenium, magnesium}, {selenium, aluminum}, {selenium, silicon}, {selenium, phosphorus}, {selenium, sulfur}, {selenium, chlorine}, {selenium, argon}, {selenium, potassium}, {selenium, calcium}, {selenium, scandium}, {selenium, titanium}, {selenium, vanadium}, {selenium, chromium}, {selenium, manganese}, {selenium, iron}, {selenium, cobalt}, {selenium, nickel}, {selenium, copper}, {selenium, zinc}, {selenium, gallium}, {selenium, germanium}, {selenium, arsenic}, {selenium, selenium}, {selenium, bromine}, {selenium, krypton}, {selenium, rubidium}, {selenium, strontium}, {selenium, yttrium}, {selenium, zirconium}, {selenium, niobium}, {selenium, molybdenum}, {selenium, technetium}, {selenium, ruthenium}, {selenium, palladium}, {selenium, silver}, {selenium, cadmium}, {selenium, indium}, {selenium, tin}, {selenium, antimony}, {selenium, tellurium}, {selenium, iodine}, {selenium, xenon}, {selenium, cesium}, {selenium, barium}, {selenium, lanthanum}, {selenium, cerium}, {selenium, praseodymium}, {selenium, neodymium}, {selenium, promethium}, {selenium, samarium}, {selenium, europium}, {selenium, gadolinium}, {selenium, terbium}, {selenium, dysprosium}, {selenium, holmium}, {selenium, erbium}, {selenium, thulium}, {selenium, ytterbium}, {selenium, lutetium}, {selenium, hafnium}, {selenium, tantalum}, {selenium, tungsten}, {selenium, rhenium}, {selenium, osmium}, {selenium, iridium}, {selenium, platinum}, {selenium, gold}, {selenium, mercury}, {selenium, thallium}, {selenium, lead}, {selenium, bismuth}, {selenium, polonium}, {selenium, astatine}, {selenium, radon}, {selenium, francium}, {selenium, radium}, {selenium, actinium}, {selenium, thorium}, {selenium, protactinium}, {selenium, uranium}, {selenium, neptunium}, {selenium, plutonium}}, {{bromine, hydrogen}, {bromine, helium}, {bromine, lithium}, {bromine, beryllium}, {bromine, boron}, {bromine, carbon}, {bromine, nitrogen}, {bromine, oxygen}, {bromine, fluorine}, {bromine, neon}, {bromine, sodium}, {bromine, magnesium}, {bromine, aluminum}, {bromine, silicon}, {bromine, phosphorus}, {bromine, sulfur}, {bromine, chlorine}, {bromine, argon}, {bromine, potassium}, {bromine, calcium}, {bromine, scandium}, {bromine, titanium}, {bromine, vanadium}, {bromine, chromium}, {bromine, manganese}, {bromine, iron}, {bromine, cobalt}, {bromine, nickel}, {bromine, copper}, {bromine, zinc}, {bromine, gallium}, {bromine, germanium}, {bromine, arsenic}, {bromine, selenium}, {bromine, bromine}, {bromine, krypton}, {bromine, rubidium}, {bromine, strontium}, {bromine, yttrium}, {bromine, zirconium}, {bromine, niobium}, {bromine, molybdenum}, {bromine, technetium}, {bromine, ruthenium}, {bromine, palladium}, {bromine, silver}, {bromine, cadmium}, {bromine, indium}, {bromine, tin}, {bromine, antimony}, {bromine, tellurium}, {bromine, iodine}, {bromine, xenon}, {bromine, cesium}, {bromine, barium}, {bromine, lanthanum}, {bromine, cerium}, {bromine, praseodymium}, {bromine, neodymium}, {bromine, promethium}, {bromine, samarium}, {bromine, europium}, {bromine, gadolinium}, {bromine, terbium}, {bromine, dysprosium}, {bromine, holmium}, {bromine, erbium}, {bromine, thulium}, {bromine, ytterbium}, {bromine, lutetium}, {bromine, hafnium}, {bromine, tantalum}, {bromine, tungsten}, {bromine, rhenium}, {bromine, osmium}, {bromine, iridium}, {bromine, platinum}, {bromine, gold}, {bromine, mercury}, {bromine, thallium}, {bromine, lead}, {bromine, bismuth}, {bromine, polonium}, {bromine, astatine}, {bromine, radon}, {bromine, francium}, {bromine, radium}, {bromine, actinium}, {bromine, thorium}, {bromine, protactinium}, {bromine, uranium}, {bromine, neptunium}, {bromine, plutonium}}, {{krypton, hydrogen}, {krypton, helium}, {krypton, lithium}, {krypton, beryllium}, {krypton, boron}, {krypton, carbon}, {krypton, nitrogen}, {krypton, oxygen}, {krypton, fluorine}, {krypton, neon}, {krypton, sodium}, {krypton, magnesium}, {krypton, aluminum}, {krypton, silicon}, {krypton, phosphorus}, {krypton, sulfur}, {krypton, chlorine}, {krypton, argon}, {krypton, potassium}, {krypton, calcium}, {krypton, scandium}, {krypton, titanium}, {krypton, vanadium}, {krypton, chromium}, {krypton, manganese}, {krypton, iron}, {krypton, cobalt}, {krypton, nickel}, {krypton, copper}, {krypton, zinc}, {krypton, gallium}, {krypton, germanium}, {krypton, arsenic}, {krypton, selenium}, {krypton, bromine}, {krypton, krypton}, {krypton, rubidium}, {krypton, strontium}, {krypton, yttrium}, {krypton, zirconium}, {krypton, niobium}, {krypton, molybdenum}, {krypton, technetium}, {krypton, ruthenium}, {krypton, palladium}, {krypton, silver}, {krypton, cadmium}, {krypton, indium}, {krypton, tin}, {krypton, antimony}, {krypton, tellurium}, {krypton, iodine}, {krypton, xenon}, {krypton, cesium}, {krypton, barium}, {krypton, lanthanum}, {krypton, cerium}, {krypton, praseodymium}, {krypton, neodymium}, {krypton, promethium}, {krypton, samarium}, {krypton, europium}, {krypton, gadolinium}, {krypton, terbium}, {krypton, dysprosium}, {krypton, holmium}, {krypton, erbium}, {krypton, thulium}, {krypton, ytterbium}, {krypton, lutetium}, {krypton, hafnium}, {krypton, tantalum}, {krypton, tungsten}, {krypton, rhenium}, {krypton, osmium}, {krypton, iridium}, {krypton, platinum}, {krypton, gold}, {krypton, mercury}, {krypton, thallium}, {krypton, lead}, {krypton, bismuth}, {krypton, polonium}, {krypton, astatine}, {krypton, radon}, {krypton, francium}, {krypton, radium}, {krypton, actinium}, {krypton, thorium}, {krypton, protactinium}, {krypton, uranium}, {krypton, neptunium}, {krypton, plutonium}}, {{rubidium, hydrogen}, {rubidium, helium}, {rubidium, lithium}, {rubidium, beryllium}, {rubidium, boron}, {rubidium, carbon}, {rubidium, nitrogen}, {rubidium, oxygen}, {rubidium, fluorine}, {rubidium, neon}, {rubidium, sodium}, {rubidium, magnesium}, {rubidium, aluminum}, {rubidium, silicon}, {rubidium, phosphorus}, {rubidium, sulfur}, {rubidium, chlorine}, {rubidium, argon}, {rubidium, potassium}, {rubidium, calcium}, {rubidium, scandium}, {rubidium, titanium}, {rubidium, vanadium}, {rubidium, chromium}, {rubidium, manganese}, {rubidium, iron}, {rubidium, cobalt}, {rubidium, nickel}, {rubidium, copper}, {rubidium, zinc}, {rubidium, gallium}, {rubidium, germanium}, {rubidium, arsenic}, {rubidium, selenium}, {rubidium, bromine}, {rubidium, krypton}, {rubidium, rubidium}, {rubidium, strontium}, {rubidium, yttrium}, {rubidium, zirconium}, {rubidium, niobium}, {rubidium, molybdenum}, {rubidium, technetium}, {rubidium, ruthenium}, {rubidium, palladium}, {rubidium, silver}, {rubidium, cadmium}, {rubidium, indium}, {rubidium, tin}, {rubidium, antimony}, {rubidium, tellurium}, {rubidium, iodine}, {rubidium, xenon}, {rubidium, cesium}, {rubidium, barium}, {rubidium, lanthanum}, {rubidium, cerium}, {rubidium, praseodymium}, {rubidium, neodymium}, {rubidium, promethium}, {rubidium, samarium}, {rubidium, europium}, {rubidium, gadolinium}, {rubidium, terbium}, {rubidium, dysprosium}, {rubidium, holmium}, {rubidium, erbium}, {rubidium, thulium}, {rubidium, ytterbium}, {rubidium, lutetium}, {rubidium, hafnium}, {rubidium, tantalum}, {rubidium, tungsten}, {rubidium, rhenium}, {rubidium, osmium}, {rubidium, iridium}, {rubidium, platinum}, {rubidium, gold}, {rubidium, mercury}, {rubidium, thallium}, {rubidium, lead}, {rubidium, bismuth}, {rubidium, polonium}, {rubidium, astatine}, {rubidium, radon}, {rubidium, francium}, {rubidium, radium}, {rubidium, actinium}, {rubidium, thorium}, {rubidium, protactinium}, {rubidium, uranium}, {rubidium, neptunium}, {rubidium, plutonium}}, {{strontium, hydrogen}, {strontium, helium}, {strontium, lithium}, {strontium, beryllium}, {strontium, boron}, {strontium, carbon}, {strontium, nitrogen}, {strontium, oxygen}, {strontium, fluorine}, {strontium, neon}, {strontium, sodium}, {strontium, magnesium}, {strontium, aluminum}, {strontium, silicon}, {strontium, phosphorus}, {strontium, sulfur}, {strontium, chlorine}, {strontium, argon}, {strontium, potassium}, {strontium, calcium}, {strontium, scandium}, {strontium, titanium}, {strontium, vanadium}, {strontium, chromium}, {strontium, manganese}, {strontium, iron}, {strontium, cobalt}, {strontium, nickel}, {strontium, copper}, {strontium, zinc}, {strontium, gallium}, {strontium, germanium}, {strontium, arsenic}, {strontium, selenium}, {strontium, bromine}, {strontium, krypton}, {strontium, rubidium}, {strontium, strontium}, {strontium, yttrium}, {strontium, zirconium}, {strontium, niobium}, {strontium, molybdenum}, {strontium, technetium}, {strontium, ruthenium}, {strontium, palladium}, {strontium, silver}, {strontium, cadmium}, {strontium, indium}, {strontium, tin}, {strontium, antimony}, {strontium, tellurium}, {strontium, iodine}, {strontium, xenon}, {strontium, cesium}, {strontium, barium}, {strontium, lanthanum}, {strontium, cerium}, {strontium, praseodymium}, {strontium, neodymium}, {strontium, promethium}, {strontium, samarium}, {strontium, europium}, {strontium, gadolinium}, {strontium, terbium}, {strontium, dysprosium}, {strontium, holmium}, {strontium, erbium}, {strontium, thulium}, {strontium, ytterbium}, {strontium, lutetium}, {strontium, hafnium}, {strontium, tantalum}, {strontium, tungsten}, {strontium, rhenium}, {strontium, osmium}, {strontium, iridium}, {strontium, platinum}, {strontium, gold}, {strontium, mercury}, {strontium, thallium}, {strontium, lead}, {strontium, bismuth}, {strontium, polonium}, {strontium, astatine}, {strontium, radon}, {strontium, francium}, {strontium, radium}, {strontium, actinium}, {strontium, thorium}, {strontium, protactinium}, {strontium, uranium}, {strontium, neptunium}, {strontium, plutonium}}, {{yttrium, hydrogen}, {yttrium, helium}, {yttrium, lithium}, {yttrium, beryllium}, {yttrium, boron}, {yttrium, carbon}, {yttrium, nitrogen}, {yttrium, oxygen}, {yttrium, fluorine}, {yttrium, neon}, {yttrium, sodium}, {yttrium, magnesium}, {yttrium, aluminum}, {yttrium, silicon}, {yttrium, phosphorus}, {yttrium, sulfur}, {yttrium, chlorine}, {yttrium, argon}, {yttrium, potassium}, {yttrium, calcium}, {yttrium, scandium}, {yttrium, titanium}, {yttrium, vanadium}, {yttrium, chromium}, {yttrium, manganese}, {yttrium, iron}, {yttrium, cobalt}, {yttrium, nickel}, {yttrium, copper}, {yttrium, zinc}, {yttrium, gallium}, {yttrium, germanium}, {yttrium, arsenic}, {yttrium, selenium}, {yttrium, bromine}, {yttrium, krypton}, {yttrium, rubidium}, {yttrium, strontium}, {yttrium, yttrium}, {yttrium, zirconium}, {yttrium, niobium}, {yttrium, molybdenum}, {yttrium, technetium}, {yttrium, ruthenium}, {yttrium, palladium}, {yttrium, silver}, {yttrium, cadmium}, {yttrium, indium}, {yttrium, tin}, {yttrium, antimony}, {yttrium, tellurium}, {yttrium, iodine}, {yttrium, xenon}, {yttrium, cesium}, {yttrium, barium}, {yttrium, lanthanum}, {yttrium, cerium}, {yttrium, praseodymium}, {yttrium, neodymium}, {yttrium, promethium}, {yttrium, samarium}, {yttrium, europium}, {yttrium, gadolinium}, {yttrium, terbium}, {yttrium, dysprosium}, {yttrium, holmium}, {yttrium, erbium}, {yttrium, thulium}, {yttrium, ytterbium}, {yttrium, lutetium}, {yttrium, hafnium}, {yttrium, tantalum}, {yttrium, tungsten}, {yttrium, rhenium}, {yttrium, osmium}, {yttrium, iridium}, {yttrium, platinum}, {yttrium, gold}, {yttrium, mercury}, {yttrium, thallium}, {yttrium, lead}, {yttrium, bismuth}, {yttrium, polonium}, {yttrium, astatine}, {yttrium, radon}, {yttrium, francium}, {yttrium, radium}, {yttrium, actinium}, {yttrium, thorium}, {yttrium, protactinium}, {yttrium, uranium}, {yttrium, neptunium}, {yttrium, plutonium}}, {{zirconium, hydrogen}, {zirconium, helium}, {zirconium, lithium}, {zirconium, beryllium}, {zirconium, boron}, {zirconium, carbon}, {zirconium, nitrogen}, {zirconium, oxygen}, {zirconium, fluorine}, {zirconium, neon}, {zirconium, sodium}, {zirconium, magnesium}, {zirconium, aluminum}, {zirconium, silicon}, {zirconium, phosphorus}, {zirconium, sulfur}, {zirconium, chlorine}, {zirconium, argon}, {zirconium, potassium}, {zirconium, calcium}, {zirconium, scandium}, {zirconium, titanium}, {zirconium, vanadium}, {zirconium, chromium}, {zirconium, manganese}, {zirconium, iron}, {zirconium, cobalt}, {zirconium, nickel}, {zirconium, copper}, {zirconium, zinc}, {zirconium, gallium}, {zirconium, germanium}, {zirconium, arsenic}, {zirconium, selenium}, {zirconium, bromine}, {zirconium, krypton}, {zirconium, rubidium}, {zirconium, strontium}, {zirconium, yttrium}, {zirconium, zirconium}, {zirconium, niobium}, {zirconium, molybdenum}, {zirconium, technetium}, {zirconium, ruthenium}, {zirconium, palladium}, {zirconium, silver}, {zirconium, cadmium}, {zirconium, indium}, {zirconium, tin}, {zirconium, antimony}, {zirconium, tellurium}, {zirconium, iodine}, {zirconium, xenon}, {zirconium, cesium}, {zirconium, barium}, {zirconium, lanthanum}, {zirconium, cerium}, {zirconium, praseodymium}, {zirconium, neodymium}, {zirconium, promethium}, {zirconium, samarium}, {zirconium, europium}, {zirconium, gadolinium}, {zirconium, terbium}, {zirconium, dysprosium}, {zirconium, holmium}, {zirconium, erbium}, {zirconium, thulium}, {zirconium, ytterbium}, {zirconium, lutetium}, {zirconium, hafnium}, {zirconium, tantalum}, {zirconium, tungsten}, {zirconium, rhenium}, {zirconium, osmium}, {zirconium, iridium}, {zirconium, platinum}, {zirconium, gold}, {zirconium, mercury}, {zirconium, thallium}, {zirconium, lead}, {zirconium, bismuth}, {zirconium, polonium}, {zirconium, astatine}, {zirconium, radon}, {zirconium, francium}, {zirconium, radium}, {zirconium, actinium}, {zirconium, thorium}, {zirconium, protactinium}, {zirconium, uranium}, {zirconium, neptunium}, {zirconium, plutonium}}, {{niobium, hydrogen}, {niobium, helium}, {niobium, lithium}, {niobium, beryllium}, {niobium, boron}, {niobium, carbon}, {niobium, nitrogen}, {niobium, oxygen}, {niobium, fluorine}, {niobium, neon}, {niobium, sodium}, {niobium, magnesium}, {niobium, aluminum}, {niobium, silicon}, {niobium, phosphorus}, {niobium, sulfur}, {niobium, chlorine}, {niobium, argon}, {niobium, potassium}, {niobium, calcium}, {niobium, scandium}, {niobium, titanium}, {niobium, vanadium}, {niobium, chromium}, {niobium, manganese}, {niobium, iron}, {niobium, cobalt}, {niobium, nickel}, {niobium, copper}, {niobium, zinc}, {niobium, gallium}, {niobium, germanium}, {niobium, arsenic}, {niobium, selenium}, {niobium, bromine}, {niobium, krypton}, {niobium, rubidium}, {niobium, strontium}, {niobium, yttrium}, {niobium, zirconium}, {niobium, niobium}, {niobium, molybdenum}, {niobium, technetium}, {niobium, ruthenium}, {niobium, palladium}, {niobium, silver}, {niobium, cadmium}, {niobium, indium}, {niobium, tin}, {niobium, antimony}, {niobium, tellurium}, {niobium, iodine}, {niobium, xenon}, {niobium, cesium}, {niobium, barium}, {niobium, lanthanum}, {niobium, cerium}, {niobium, praseodymium}, {niobium, neodymium}, {niobium, promethium}, {niobium, samarium}, {niobium, europium}, {niobium, gadolinium}, {niobium, terbium}, {niobium, dysprosium}, {niobium, holmium}, {niobium, erbium}, {niobium, thulium}, {niobium, ytterbium}, {niobium, lutetium}, {niobium, hafnium}, {niobium, tantalum}, {niobium, tungsten}, {niobium, rhenium}, {niobium, osmium}, {niobium, iridium}, {niobium, platinum}, {niobium, gold}, {niobium, mercury}, {niobium, thallium}, {niobium, lead}, {niobium, bismuth}, {niobium, polonium}, {niobium, astatine}, {niobium, radon}, {niobium, francium}, {niobium, radium}, {niobium, actinium}, {niobium, thorium}, {niobium, protactinium}, {niobium, uranium}, {niobium, neptunium}, {niobium, plutonium}}, {{molybdenum, hydrogen}, {molybdenum, helium}, {molybdenum, lithium}, {molybdenum, beryllium}, {molybdenum, boron}, {molybdenum, carbon}, {molybdenum, nitrogen}, {molybdenum, oxygen}, {molybdenum, fluorine}, {molybdenum, neon}, {molybdenum, sodium}, {molybdenum, magnesium}, {molybdenum, aluminum}, {molybdenum, silicon}, {molybdenum, phosphorus}, {molybdenum, sulfur}, {molybdenum, chlorine}, {molybdenum, argon}, {molybdenum, potassium}, {molybdenum, calcium}, {molybdenum, scandium}, {molybdenum, titanium}, {molybdenum, vanadium}, {molybdenum, chromium}, {molybdenum, manganese}, {molybdenum, iron}, {molybdenum, cobalt}, {molybdenum, nickel}, {molybdenum, copper}, {molybdenum, zinc}, {molybdenum, gallium}, {molybdenum, germanium}, {molybdenum, arsenic}, {molybdenum, selenium}, {molybdenum, bromine}, {molybdenum, krypton}, {molybdenum, rubidium}, {molybdenum, strontium}, {molybdenum, yttrium}, {molybdenum, zirconium}, {molybdenum, niobium}, {molybdenum, molybdenum}, {molybdenum, technetium}, {molybdenum, ruthenium}, {molybdenum, palladium}, {molybdenum, silver}, {molybdenum, cadmium}, {molybdenum, indium}, {molybdenum, tin}, {molybdenum, antimony}, {molybdenum, tellurium}, {molybdenum, iodine}, {molybdenum, xenon}, {molybdenum, cesium}, {molybdenum, barium}, {molybdenum, lanthanum}, {molybdenum, cerium}, {molybdenum, praseodymium}, {molybdenum, neodymium}, {molybdenum, promethium}, {molybdenum, samarium}, {molybdenum, europium}, {molybdenum, gadolinium}, {molybdenum, terbium}, {molybdenum, dysprosium}, {molybdenum, holmium}, {molybdenum, erbium}, {molybdenum, thulium}, {molybdenum, ytterbium}, {molybdenum, lutetium}, {molybdenum, hafnium}, {molybdenum, tantalum}, {molybdenum, tungsten}, {molybdenum, rhenium}, {molybdenum, osmium}, {molybdenum, iridium}, {molybdenum, platinum}, {molybdenum, gold}, {molybdenum, mercury}, {molybdenum, thallium}, {molybdenum, lead}, {molybdenum, bismuth}, {molybdenum, polonium}, {molybdenum, astatine}, {molybdenum, radon}, {molybdenum, francium}, {molybdenum, radium}, {molybdenum, actinium}, {molybdenum, thorium}, {molybdenum, protactinium}, {molybdenum, uranium}, {molybdenum, neptunium}, {molybdenum, plutonium}}, {{technetium, hydrogen}, {technetium, helium}, {technetium, lithium}, {technetium, beryllium}, {technetium, boron}, {technetium, carbon}, {technetium, nitrogen}, {technetium, oxygen}, {technetium, fluorine}, {technetium, neon}, {technetium, sodium}, {technetium, magnesium}, {technetium, aluminum}, {technetium, silicon}, {technetium, phosphorus}, {technetium, sulfur}, {technetium, chlorine}, {technetium, argon}, {technetium, potassium}, {technetium, calcium}, {technetium, scandium}, {technetium, titanium}, {technetium, vanadium}, {technetium, chromium}, {technetium, manganese}, {technetium, iron}, {technetium, cobalt}, {technetium, nickel}, {technetium, copper}, {technetium, zinc}, {technetium, gallium}, {technetium, germanium}, {technetium, arsenic}, {technetium, selenium}, {technetium, bromine}, {technetium, krypton}, {technetium, rubidium}, {technetium, strontium}, {technetium, yttrium}, {technetium, zirconium}, {technetium, niobium}, {technetium, molybdenum}, {technetium, technetium}, {technetium, ruthenium}, {technetium, palladium}, {technetium, silver}, {technetium, cadmium}, {technetium, indium}, {technetium, tin}, {technetium, antimony}, {technetium, tellurium}, {technetium, iodine}, {technetium, xenon}, {technetium, cesium}, {technetium, barium}, {technetium, lanthanum}, {technetium, cerium}, {technetium, praseodymium}, {technetium, neodymium}, {technetium, promethium}, {technetium, samarium}, {technetium, europium}, {technetium, gadolinium}, {technetium, terbium}, {technetium, dysprosium}, {technetium, holmium}, {technetium, erbium}, {technetium, thulium}, {technetium, ytterbium}, {technetium, lutetium}, {technetium, hafnium}, {technetium, tantalum}, {technetium, tungsten}, {technetium, rhenium}, {technetium, osmium}, {technetium, iridium}, {technetium, platinum}, {technetium, gold}, {technetium, mercury}, {technetium, thallium}, {technetium, lead}, {technetium, bismuth}, {technetium, polonium}, {technetium, astatine}, {technetium, radon}, {technetium, francium}, {technetium, radium}, {technetium, actinium}, {technetium, thorium}, {technetium, protactinium}, {technetium, uranium}, {technetium, neptunium}, {technetium, plutonium}}, {{ruthenium, hydrogen}, {ruthenium, helium}, {ruthenium, lithium}, {ruthenium, beryllium}, {ruthenium, boron}, {ruthenium, carbon}, {ruthenium, nitrogen}, {ruthenium, oxygen}, {ruthenium, fluorine}, {ruthenium, neon}, {ruthenium, sodium}, {ruthenium, magnesium}, {ruthenium, aluminum}, {ruthenium, silicon}, {ruthenium, phosphorus}, {ruthenium, sulfur}, {ruthenium, chlorine}, {ruthenium, argon}, {ruthenium, potassium}, {ruthenium, calcium}, {ruthenium, scandium}, {ruthenium, titanium}, {ruthenium, vanadium}, {ruthenium, chromium}, {ruthenium, manganese}, {ruthenium, iron}, {ruthenium, cobalt}, {ruthenium, nickel}, {ruthenium, copper}, {ruthenium, zinc}, {ruthenium, gallium}, {ruthenium, germanium}, {ruthenium, arsenic}, {ruthenium, selenium}, {ruthenium, bromine}, {ruthenium, krypton}, {ruthenium, rubidium}, {ruthenium, strontium}, {ruthenium, yttrium}, {ruthenium, zirconium}, {ruthenium, niobium}, {ruthenium, molybdenum}, {ruthenium, technetium}, {ruthenium, ruthenium}, {ruthenium, palladium}, {ruthenium, silver}, {ruthenium, cadmium}, {ruthenium, indium}, {ruthenium, tin}, {ruthenium, antimony}, {ruthenium, tellurium}, {ruthenium, iodine}, {ruthenium, xenon}, {ruthenium, cesium}, {ruthenium, barium}, {ruthenium, lanthanum}, {ruthenium, cerium}, {ruthenium, praseodymium}, {ruthenium, neodymium}, {ruthenium, promethium}, {ruthenium, samarium}, {ruthenium, europium}, {ruthenium, gadolinium}, {ruthenium, terbium}, {ruthenium, dysprosium}, {ruthenium, holmium}, {ruthenium, erbium}, {ruthenium, thulium}, {ruthenium, ytterbium}, {ruthenium, lutetium}, {ruthenium, hafnium}, {ruthenium, tantalum}, {ruthenium, tungsten}, {ruthenium, rhenium}, {ruthenium, osmium}, {ruthenium, iridium}, {ruthenium, platinum}, {ruthenium, gold}, {ruthenium, mercury}, {ruthenium, thallium}, {ruthenium, lead}, {ruthenium, bismuth}, {ruthenium, polonium}, {ruthenium, astatine}, {ruthenium, radon}, {ruthenium, francium}, {ruthenium, radium}, {ruthenium, actinium}, {ruthenium, thorium}, {ruthenium, protactinium}, {ruthenium, uranium}, {ruthenium, neptunium}, {ruthenium, plutonium}}, {{palladium, hydrogen}, {palladium, helium}, {palladium, lithium}, {palladium, beryllium}, {palladium, boron}, {palladium, carbon}, {palladium, nitrogen}, {palladium, oxygen}, {palladium, fluorine}, {palladium, neon}, {palladium, sodium}, {palladium, magnesium}, {palladium, aluminum}, {palladium, silicon}, {palladium, phosphorus}, {palladium, sulfur}, {palladium, chlorine}, {palladium, argon}, {palladium, potassium}, {palladium, calcium}, {palladium, scandium}, {palladium, titanium}, {palladium, vanadium}, {palladium, chromium}, {palladium, manganese}, {palladium, iron}, {palladium, cobalt}, {palladium, nickel}, {palladium, copper}, {palladium, zinc}, {palladium, gallium}, {palladium, germanium}, {palladium, arsenic}, {palladium, selenium}, {palladium, bromine}, {palladium, krypton}, {palladium, rubidium}, {palladium, strontium}, {palladium, yttrium}, {palladium, zirconium}, {palladium, niobium}, {palladium, molybdenum}, {palladium, technetium}, {palladium, ruthenium}, {palladium, palladium}, {palladium, silver}, {palladium, cadmium}, {palladium, indium}, {palladium, tin}, {palladium, antimony}, {palladium, tellurium}, {palladium, iodine}, {palladium, xenon}, {palladium, cesium}, {palladium, barium}, {palladium, lanthanum}, {palladium, cerium}, {palladium, praseodymium}, {palladium, neodymium}, {palladium, promethium}, {palladium, samarium}, {palladium, europium}, {palladium, gadolinium}, {palladium, terbium}, {palladium, dysprosium}, {palladium, holmium}, {palladium, erbium}, {palladium, thulium}, {palladium, ytterbium}, {palladium, lutetium}, {palladium, hafnium}, {palladium, tantalum}, {palladium, tungsten}, {palladium, rhenium}, {palladium, osmium}, {palladium, iridium}, {palladium, platinum}, {palladium, gold}, {palladium, mercury}, {palladium, thallium}, {palladium, lead}, {palladium, bismuth}, {palladium, polonium}, {palladium, astatine}, {palladium, radon}, {palladium, francium}, {palladium, radium}, {palladium, actinium}, {palladium, thorium}, {palladium, protactinium}, {palladium, uranium}, {palladium, neptunium}, {palladium, plutonium}}, {{silver, hydrogen}, {silver, helium}, {silver, lithium}, {silver, beryllium}, {silver, boron}, {silver, carbon}, {silver, nitrogen}, {silver, oxygen}, {silver, fluorine}, {silver, neon}, {silver, sodium}, {silver, magnesium}, {silver, aluminum}, {silver, silicon}, {silver, phosphorus}, {silver, sulfur}, {silver, chlorine}, {silver, argon}, {silver, potassium}, {silver, calcium}, {silver, scandium}, {silver, titanium}, {silver, vanadium}, {silver, chromium}, {silver, manganese}, {silver, iron}, {silver, cobalt}, {silver, nickel}, {silver, copper}, {silver, zinc}, {silver, gallium}, {silver, germanium}, {silver, arsenic}, {silver, selenium}, {silver, bromine}, {silver, krypton}, {silver, rubidium}, {silver, strontium}, {silver, yttrium}, {silver, zirconium}, {silver, niobium}, {silver, molybdenum}, {silver, technetium}, {silver, ruthenium}, {silver, palladium}, {silver, silver}, {silver, cadmium}, {silver, indium}, {silver, tin}, {silver, antimony}, {silver, tellurium}, {silver, iodine}, {silver, xenon}, {silver, cesium}, {silver, barium}, {silver, lanthanum}, {silver, cerium}, {silver, praseodymium}, {silver, neodymium}, {silver, promethium}, {silver, samarium}, {silver, europium}, {silver, gadolinium}, {silver, terbium}, {silver, dysprosium}, {silver, holmium}, {silver, erbium}, {silver, thulium}, {silver, ytterbium}, {silver, lutetium}, {silver, hafnium}, {silver, tantalum}, {silver, tungsten}, {silver, rhenium}, {silver, osmium}, {silver, iridium}, {silver, platinum}, {silver, gold}, {silver, mercury}, {silver, thallium}, {silver, lead}, {silver, bismuth}, {silver, polonium}, {silver, astatine}, {silver, radon}, {silver, francium}, {silver, radium}, {silver, actinium}, {silver, thorium}, {silver, protactinium}, {silver, uranium}, {silver, neptunium}, {silver, plutonium}}, {{cadmium, hydrogen}, {cadmium, helium}, {cadmium, lithium}, {cadmium, beryllium}, {cadmium, boron}, {cadmium, carbon}, {cadmium, nitrogen}, {cadmium, oxygen}, {cadmium, fluorine}, {cadmium, neon}, {cadmium, sodium}, {cadmium, magnesium}, {cadmium, aluminum}, {cadmium, silicon}, {cadmium, phosphorus}, {cadmium, sulfur}, {cadmium, chlorine}, {cadmium, argon}, {cadmium, potassium}, {cadmium, calcium}, {cadmium, scandium}, {cadmium, titanium}, {cadmium, vanadium}, {cadmium, chromium}, {cadmium, manganese}, {cadmium, iron}, {cadmium, cobalt}, {cadmium, nickel}, {cadmium, copper}, {cadmium, zinc}, {cadmium, gallium}, {cadmium, germanium}, {cadmium, arsenic}, {cadmium, selenium}, {cadmium, bromine}, {cadmium, krypton}, {cadmium, rubidium}, {cadmium, strontium}, {cadmium, yttrium}, {cadmium, zirconium}, {cadmium, niobium}, {cadmium, molybdenum}, {cadmium, technetium}, {cadmium, ruthenium}, {cadmium, palladium}, {cadmium, silver}, {cadmium, cadmium}, {cadmium, indium}, {cadmium, tin}, {cadmium, antimony}, {cadmium, tellurium}, {cadmium, iodine}, {cadmium, xenon}, {cadmium, cesium}, {cadmium, barium}, {cadmium, lanthanum}, {cadmium, cerium}, {cadmium, praseodymium}, {cadmium, neodymium}, {cadmium, promethium}, {cadmium, samarium}, {cadmium, europium}, {cadmium, gadolinium}, {cadmium, terbium}, {cadmium, dysprosium}, {cadmium, holmium}, {cadmium, erbium}, {cadmium, thulium}, {cadmium, ytterbium}, {cadmium, lutetium}, {cadmium, hafnium}, {cadmium, tantalum}, {cadmium, tungsten}, {cadmium, rhenium}, {cadmium, osmium}, {cadmium, iridium}, {cadmium, platinum}, {cadmium, gold}, {cadmium, mercury}, {cadmium, thallium}, {cadmium, lead}, {cadmium, bismuth}, {cadmium, polonium}, {cadmium, astatine}, {cadmium, radon}, {cadmium, francium}, {cadmium, radium}, {cadmium, actinium}, {cadmium, thorium}, {cadmium, protactinium}, {cadmium, uranium}, {cadmium, neptunium}, {cadmium, plutonium}}, {{indium, hydrogen}, {indium, helium}, {indium, lithium}, {indium, beryllium}, {indium, boron}, {indium, carbon}, {indium, nitrogen}, {indium, oxygen}, {indium, fluorine}, {indium, neon}, {indium, sodium}, {indium, magnesium}, {indium, aluminum}, {indium, silicon}, {indium, phosphorus}, {indium, sulfur}, {indium, chlorine}, {indium, argon}, {indium, potassium}, {indium, calcium}, {indium, scandium}, {indium, titanium}, {indium, vanadium}, {indium, chromium}, {indium, manganese}, {indium, iron}, {indium, cobalt}, {indium, nickel}, {indium, copper}, {indium, zinc}, {indium, gallium}, {indium, germanium}, {indium, arsenic}, {indium, selenium}, {indium, bromine}, {indium, krypton}, {indium, rubidium}, {indium, strontium}, {indium, yttrium}, {indium, zirconium}, {indium, niobium}, {indium, molybdenum}, {indium, technetium}, {indium, ruthenium}, {indium, palladium}, {indium, silver}, {indium, cadmium}, {indium, indium}, {indium, tin}, {indium, antimony}, {indium, tellurium}, {indium, iodine}, {indium, xenon}, {indium, cesium}, {indium, barium}, {indium, lanthanum}, {indium, cerium}, {indium, praseodymium}, {indium, neodymium}, {indium, promethium}, {indium, samarium}, {indium, europium}, {indium, gadolinium}, {indium, terbium}, {indium, dysprosium}, {indium, holmium}, {indium, erbium}, {indium, thulium}, {indium, ytterbium}, {indium, lutetium}, {indium, hafnium}, {indium, tantalum}, {indium, tungsten}, {indium, rhenium}, {indium, osmium}, {indium, iridium}, {indium, platinum}, {indium, gold}, {indium, mercury}, {indium, thallium}, {indium, lead}, {indium, bismuth}, {indium, polonium}, {indium, astatine}, {indium, radon}, {indium, francium}, {indium, radium}, {indium, actinium}, {indium, thorium}, {indium, protactinium}, {indium, uranium}, {indium, neptunium}, {indium, plutonium}}, {{tin, hydrogen}, {tin, helium}, {tin, lithium}, {tin, beryllium}, {tin, boron}, {tin, carbon}, {tin, nitrogen}, {tin, oxygen}, {tin, fluorine}, {tin, neon}, {tin, sodium}, {tin, magnesium}, {tin, aluminum}, {tin, silicon}, {tin, phosphorus}, {tin, sulfur}, {tin, chlorine}, {tin, argon}, {tin, potassium}, {tin, calcium}, {tin, scandium}, {tin, titanium}, {tin, vanadium}, {tin, chromium}, {tin, manganese}, {tin, iron}, {tin, cobalt}, {tin, nickel}, {tin, copper}, {tin, zinc}, {tin, gallium}, {tin, germanium}, {tin, arsenic}, {tin, selenium}, {tin, bromine}, {tin, krypton}, {tin, rubidium}, {tin, strontium}, {tin, yttrium}, {tin, zirconium}, {tin, niobium}, {tin, molybdenum}, {tin, technetium}, {tin, ruthenium}, {tin, palladium}, {tin, silver}, {tin, cadmium}, {tin, indium}, {tin, tin}, {tin, antimony}, {tin, tellurium}, {tin, iodine}, {tin, xenon}, {tin, cesium}, {tin, barium}, {tin, lanthanum}, {tin, cerium}, {tin, praseodymium}, {tin, neodymium}, {tin, promethium}, {tin, samarium}, {tin, europium}, {tin, gadolinium}, {tin, terbium}, {tin, dysprosium}, {tin, holmium}, {tin, erbium}, {tin, thulium}, {tin, ytterbium}, {tin, lutetium}, {tin, hafnium}, {tin, tantalum}, {tin, tungsten}, {tin, rhenium}, {tin, osmium}, {tin, iridium}, {tin, platinum}, {tin, gold}, {tin, mercury}, {tin, thallium}, {tin, lead}, {tin, bismuth}, {tin, polonium}, {tin, astatine}, {tin, radon}, {tin, francium}, {tin, radium}, {tin, actinium}, {tin, thorium}, {tin, protactinium}, {tin, uranium}, {tin, neptunium}, {tin, plutonium}}, {{antimony, hydrogen}, {antimony, helium}, {antimony, lithium}, {antimony, beryllium}, {antimony, boron}, {antimony, carbon}, {antimony, nitrogen}, {antimony, oxygen}, {antimony, fluorine}, {antimony, neon}, {antimony, sodium}, {antimony, magnesium}, {antimony, aluminum}, {antimony, silicon}, {antimony, phosphorus}, {antimony, sulfur}, {antimony, chlorine}, {antimony, argon}, {antimony, potassium}, {antimony, calcium}, {antimony, scandium}, {antimony, titanium}, {antimony, vanadium}, {antimony, chromium}, {antimony, manganese}, {antimony, iron}, {antimony, cobalt}, {antimony, nickel}, {antimony, copper}, {antimony, zinc}, {antimony, gallium}, {antimony, germanium}, {antimony, arsenic}, {antimony, selenium}, {antimony, bromine}, {antimony, krypton}, {antimony, rubidium}, {antimony, strontium}, {antimony, yttrium}, {antimony, zirconium}, {antimony, niobium}, {antimony, molybdenum}, {antimony, technetium}, {antimony, ruthenium}, {antimony, palladium}, {antimony, silver}, {antimony, cadmium}, {antimony, indium}, {antimony, tin}, {antimony, antimony}, {antimony, tellurium}, {antimony, iodine}, {antimony, xenon}, {antimony, cesium}, {antimony, barium}, {antimony, lanthanum}, {antimony, cerium}, {antimony, praseodymium}, {antimony, neodymium}, {antimony, promethium}, {antimony, samarium}, {antimony, europium}, {antimony, gadolinium}, {antimony, terbium}, {antimony, dysprosium}, {antimony, holmium}, {antimony, erbium}, {antimony, thulium}, {antimony, ytterbium}, {antimony, lutetium}, {antimony, hafnium}, {antimony, tantalum}, {antimony, tungsten}, {antimony, rhenium}, {antimony, osmium}, {antimony, iridium}, {antimony, platinum}, {antimony, gold}, {antimony, mercury}, {antimony, thallium}, {antimony, lead}, {antimony, bismuth}, {antimony, polonium}, {antimony, astatine}, {antimony, radon}, {antimony, francium}, {antimony, radium}, {antimony, actinium}, {antimony, thorium}, {antimony, protactinium}, {antimony, uranium}, {antimony, neptunium}, {antimony, plutonium}}, {{tellurium, hydrogen}, {tellurium, helium}, {tellurium, lithium}, {tellurium, beryllium}, {tellurium, boron}, {tellurium, carbon}, {tellurium, nitrogen}, {tellurium, oxygen}, {tellurium, fluorine}, {tellurium, neon}, {tellurium, sodium}, {tellurium, magnesium}, {tellurium, aluminum}, {tellurium, silicon}, {tellurium, phosphorus}, {tellurium, sulfur}, {tellurium, chlorine}, {tellurium, argon}, {tellurium, potassium}, {tellurium, calcium}, {tellurium, scandium}, {tellurium, titanium}, {tellurium, vanadium}, {tellurium, chromium}, {tellurium, manganese}, {tellurium, iron}, {tellurium, cobalt}, {tellurium, nickel}, {tellurium, copper}, {tellurium, zinc}, {tellurium, gallium}, {tellurium, germanium}, {tellurium, arsenic}, {tellurium, selenium}, {tellurium, bromine}, {tellurium, krypton}, {tellurium, rubidium}, {tellurium, strontium}, {tellurium, yttrium}, {tellurium, zirconium}, {tellurium, niobium}, {tellurium, molybdenum}, {tellurium, technetium}, {tellurium, ruthenium}, {tellurium, palladium}, {tellurium, silver}, {tellurium, cadmium}, {tellurium, indium}, {tellurium, tin}, {tellurium, antimony}, {tellurium, tellurium}, {tellurium, iodine}, {tellurium, xenon}, {tellurium, cesium}, {tellurium, barium}, {tellurium, lanthanum}, {tellurium, cerium}, {tellurium, praseodymium}, {tellurium, neodymium}, {tellurium, promethium}, {tellurium, samarium}, {tellurium, europium}, {tellurium, gadolinium}, {tellurium, terbium}, {tellurium, dysprosium}, {tellurium, holmium}, {tellurium, erbium}, {tellurium, thulium}, {tellurium, ytterbium}, {tellurium, lutetium}, {tellurium, hafnium}, {tellurium, tantalum}, {tellurium, tungsten}, {tellurium, rhenium}, {tellurium, osmium}, {tellurium, iridium}, {tellurium, platinum}, {tellurium, gold}, {tellurium, mercury}, {tellurium, thallium}, {tellurium, lead}, {tellurium, bismuth}, {tellurium, polonium}, {tellurium, astatine}, {tellurium, radon}, {tellurium, francium}, {tellurium, radium}, {tellurium, actinium}, {tellurium, thorium}, {tellurium, protactinium}, {tellurium, uranium}, {tellurium, neptunium}, {tellurium, plutonium}}, {{iodine, hydrogen}, {iodine, helium}, {iodine, lithium}, {iodine, beryllium}, {iodine, boron}, {iodine, carbon}, {iodine, nitrogen}, {iodine, oxygen}, {iodine, fluorine}, {iodine, neon}, {iodine, sodium}, {iodine, magnesium}, {iodine, aluminum}, {iodine, silicon}, {iodine, phosphorus}, {iodine, sulfur}, {iodine, chlorine}, {iodine, argon}, {iodine, potassium}, {iodine, calcium}, {iodine, scandium}, {iodine, titanium}, {iodine, vanadium}, {iodine, chromium}, {iodine, manganese}, {iodine, iron}, {iodine, cobalt}, {iodine, nickel}, {iodine, copper}, {iodine, zinc}, {iodine, gallium}, {iodine, germanium}, {iodine, arsenic}, {iodine, selenium}, {iodine, bromine}, {iodine, krypton}, {iodine, rubidium}, {iodine, strontium}, {iodine, yttrium}, {iodine, zirconium}, {iodine, niobium}, {iodine, molybdenum}, {iodine, technetium}, {iodine, ruthenium}, {iodine, palladium}, {iodine, silver}, {iodine, cadmium}, {iodine, indium}, {iodine, tin}, {iodine, antimony}, {iodine, tellurium}, {iodine, iodine}, {iodine, xenon}, {iodine, cesium}, {iodine, barium}, {iodine, lanthanum}, {iodine, cerium}, {iodine, praseodymium}, {iodine, neodymium}, {iodine, promethium}, {iodine, samarium}, {iodine, europium}, {iodine, gadolinium}, {iodine, terbium}, {iodine, dysprosium}, {iodine, holmium}, {iodine, erbium}, {iodine, thulium}, {iodine, ytterbium}, {iodine, lutetium}, {iodine, hafnium}, {iodine, tantalum}, {iodine, tungsten}, {iodine, rhenium}, {iodine, osmium}, {iodine, iridium}, {iodine, platinum}, {iodine, gold}, {iodine, mercury}, {iodine, thallium}, {iodine, lead}, {iodine, bismuth}, {iodine, polonium}, {iodine, astatine}, {iodine, radon}, {iodine, francium}, {iodine, radium}, {iodine, actinium}, {iodine, thorium}, {iodine, protactinium}, {iodine, uranium}, {iodine, neptunium}, {iodine, plutonium}}, {{xenon, hydrogen}, {xenon, helium}, {xenon, lithium}, {xenon, beryllium}, {xenon, boron}, {xenon, carbon}, {xenon, nitrogen}, {xenon, oxygen}, {xenon, fluorine}, {xenon, neon}, {xenon, sodium}, {xenon, magnesium}, {xenon, aluminum}, {xenon, silicon}, {xenon, phosphorus}, {xenon, sulfur}, {xenon, chlorine}, {xenon, argon}, {xenon, potassium}, {xenon, calcium}, {xenon, scandium}, {xenon, titanium}, {xenon, vanadium}, {xenon, chromium}, {xenon, manganese}, {xenon, iron}, {xenon, cobalt}, {xenon, nickel}, {xenon, copper}, {xenon, zinc}, {xenon, gallium}, {xenon, germanium}, {xenon, arsenic}, {xenon, selenium}, {xenon, bromine}, {xenon, krypton}, {xenon, rubidium}, {xenon, strontium}, {xenon, yttrium}, {xenon, zirconium}, {xenon, niobium}, {xenon, molybdenum}, {xenon, technetium}, {xenon, ruthenium}, {xenon, palladium}, {xenon, silver}, {xenon, cadmium}, {xenon, indium}, {xenon, tin}, {xenon, antimony}, {xenon, tellurium}, {xenon, iodine}, {xenon, xenon}, {xenon, cesium}, {xenon, barium}, {xenon, lanthanum}, {xenon, cerium}, {xenon, praseodymium}, {xenon, neodymium}, {xenon, promethium}, {xenon, samarium}, {xenon, europium}, {xenon, gadolinium}, {xenon, terbium}, {xenon, dysprosium}, {xenon, holmium}, {xenon, erbium}, {xenon, thulium}, {xenon, ytterbium}, {xenon, lutetium}, {xenon, hafnium}, {xenon, tantalum}, {xenon, tungsten}, {xenon, rhenium}, {xenon, osmium}, {xenon, iridium}, {xenon, platinum}, {xenon, gold}, {xenon, mercury}, {xenon, thallium}, {xenon, lead}, {xenon, bismuth}, {xenon, polonium}, {xenon, astatine}, {xenon, radon}, {xenon, francium}, {xenon, radium}, {xenon, actinium}, {xenon, thorium}, {xenon, protactinium}, {xenon, uranium}, {xenon, neptunium}, {xenon, plutonium}}, {{cesium, hydrogen}, {cesium, helium}, {cesium, lithium}, {cesium, beryllium}, {cesium, boron}, {cesium, carbon}, {cesium, nitrogen}, {cesium, oxygen}, {cesium, fluorine}, {cesium, neon}, {cesium, sodium}, {cesium, magnesium}, {cesium, aluminum}, {cesium, silicon}, {cesium, phosphorus}, {cesium, sulfur}, {cesium, chlorine}, {cesium, argon}, {cesium, potassium}, {cesium, calcium}, {cesium, scandium}, {cesium, titanium}, {cesium, vanadium}, {cesium, chromium}, {cesium, manganese}, {cesium, iron}, {cesium, cobalt}, {cesium, nickel}, {cesium, copper}, {cesium, zinc}, {cesium, gallium}, {cesium, germanium}, {cesium, arsenic}, {cesium, selenium}, {cesium, bromine}, {cesium, krypton}, {cesium, rubidium}, {cesium, strontium}, {cesium, yttrium}, {cesium, zirconium}, {cesium, niobium}, {cesium, molybdenum}, {cesium, technetium}, {cesium, ruthenium}, {cesium, palladium}, {cesium, silver}, {cesium, cadmium}, {cesium, indium}, {cesium, tin}, {cesium, antimony}, {cesium, tellurium}, {cesium, iodine}, {cesium, xenon}, {cesium, cesium}, {cesium, barium}, {cesium, lanthanum}, {cesium, cerium}, {cesium, praseodymium}, {cesium, neodymium}, {cesium, promethium}, {cesium, samarium}, {cesium, europium}, {cesium, gadolinium}, {cesium, terbium}, {cesium, dysprosium}, {cesium, holmium}, {cesium, erbium}, {cesium, thulium}, {cesium, ytterbium}, {cesium, lutetium}, {cesium, hafnium}, {cesium, tantalum}, {cesium, tungsten}, {cesium, rhenium}, {cesium, osmium}, {cesium, iridium}, {cesium, platinum}, {cesium, gold}, {cesium, mercury}, {cesium, thallium}, {cesium, lead}, {cesium, bismuth}, {cesium, polonium}, {cesium, astatine}, {cesium, radon}, {cesium, francium}, {cesium, radium}, {cesium, actinium}, {cesium, thorium}, {cesium, protactinium}, {cesium, uranium}, {cesium, neptunium}, {cesium, plutonium}}, {{barium, hydrogen}, {barium, helium}, {barium, lithium}, {barium, beryllium}, {barium, boron}, {barium, carbon}, {barium, nitrogen}, {barium, oxygen}, {barium, fluorine}, {barium, neon}, {barium, sodium}, {barium, magnesium}, {barium, aluminum}, {barium, silicon}, {barium, phosphorus}, {barium, sulfur}, {barium, chlorine}, {barium, argon}, {barium, potassium}, {barium, calcium}, {barium, scandium}, {barium, titanium}, {barium, vanadium}, {barium, chromium}, {barium, manganese}, {barium, iron}, {barium, cobalt}, {barium, nickel}, {barium, copper}, {barium, zinc}, {barium, gallium}, {barium, germanium}, {barium, arsenic}, {barium, selenium}, {barium, bromine}, {barium, krypton}, {barium, rubidium}, {barium, strontium}, {barium, yttrium}, {barium, zirconium}, {barium, niobium}, {barium, molybdenum}, {barium, technetium}, {barium, ruthenium}, {barium, palladium}, {barium, silver}, {barium, cadmium}, {barium, indium}, {barium, tin}, {barium, antimony}, {barium, tellurium}, {barium, iodine}, {barium, xenon}, {barium, cesium}, {barium, barium}, {barium, lanthanum}, {barium, cerium}, {barium, praseodymium}, {barium, neodymium}, {barium, promethium}, {barium, samarium}, {barium, europium}, {barium, gadolinium}, {barium, terbium}, {barium, dysprosium}, {barium, holmium}, {barium, erbium}, {barium, thulium}, {barium, ytterbium}, {barium, lutetium}, {barium, hafnium}, {barium, tantalum}, {barium, tungsten}, {barium, rhenium}, {barium, osmium}, {barium, iridium}, {barium, platinum}, {barium, gold}, {barium, mercury}, {barium, thallium}, {barium, lead}, {barium, bismuth}, {barium, polonium}, {barium, astatine}, {barium, radon}, {barium, francium}, {barium, radium}, {barium, actinium}, {barium, thorium}, {barium, protactinium}, {barium, uranium}, {barium, neptunium}, {barium, plutonium}}, {{lanthanum, hydrogen}, {lanthanum, helium}, {lanthanum, lithium}, {lanthanum, beryllium}, {lanthanum, boron}, {lanthanum, carbon}, {lanthanum, nitrogen}, {lanthanum, oxygen}, {lanthanum, fluorine}, {lanthanum, neon}, {lanthanum, sodium}, {lanthanum, magnesium}, {lanthanum, aluminum}, {lanthanum, silicon}, {lanthanum, phosphorus}, {lanthanum, sulfur}, {lanthanum, chlorine}, {lanthanum, argon}, {lanthanum, potassium}, {lanthanum, calcium}, {lanthanum, scandium}, {lanthanum, titanium}, {lanthanum, vanadium}, {lanthanum, chromium}, {lanthanum, manganese}, {lanthanum, iron}, {lanthanum, cobalt}, {lanthanum, nickel}, {lanthanum, copper}, {lanthanum, zinc}, {lanthanum, gallium}, {lanthanum, germanium}, {lanthanum, arsenic}, {lanthanum, selenium}, {lanthanum, bromine}, {lanthanum, krypton}, {lanthanum, rubidium}, {lanthanum, strontium}, {lanthanum, yttrium}, {lanthanum, zirconium}, {lanthanum, niobium}, {lanthanum, molybdenum}, {lanthanum, technetium}, {lanthanum, ruthenium}, {lanthanum, palladium}, {lanthanum, silver}, {lanthanum, cadmium}, {lanthanum, indium}, {lanthanum, tin}, {lanthanum, antimony}, {lanthanum, tellurium}, {lanthanum, iodine}, {lanthanum, xenon}, {lanthanum, cesium}, {lanthanum, barium}, {lanthanum, lanthanum}, {lanthanum, cerium}, {lanthanum, praseodymium}, {lanthanum, neodymium}, {lanthanum, promethium}, {lanthanum, samarium}, {lanthanum, europium}, {lanthanum, gadolinium}, {lanthanum, terbium}, {lanthanum, dysprosium}, {lanthanum, holmium}, {lanthanum, erbium}, {lanthanum, thulium}, {lanthanum, ytterbium}, {lanthanum, lutetium}, {lanthanum, hafnium}, {lanthanum, tantalum}, {lanthanum, tungsten}, {lanthanum, rhenium}, {lanthanum, osmium}, {lanthanum, iridium}, {lanthanum, platinum}, {lanthanum, gold}, {lanthanum, mercury}, {lanthanum, thallium}, {lanthanum, lead}, {lanthanum, bismuth}, {lanthanum, polonium}, {lanthanum, astatine}, {lanthanum, radon}, {lanthanum, francium}, {lanthanum, radium}, {lanthanum, actinium}, {lanthanum, thorium}, {lanthanum, protactinium}, {lanthanum, uranium}, {lanthanum, neptunium}, {lanthanum, plutonium}}, {{cerium, hydrogen}, {cerium, helium}, {cerium, lithium}, {cerium, beryllium}, {cerium, boron}, {cerium, carbon}, {cerium, nitrogen}, {cerium, oxygen}, {cerium, fluorine}, {cerium, neon}, {cerium, sodium}, {cerium, magnesium}, {cerium, aluminum}, {cerium, silicon}, {cerium, phosphorus}, {cerium, sulfur}, {cerium, chlorine}, {cerium, argon}, {cerium, potassium}, {cerium, calcium}, {cerium, scandium}, {cerium, titanium}, {cerium, vanadium}, {cerium, chromium}, {cerium, manganese}, {cerium, iron}, {cerium, cobalt}, {cerium, nickel}, {cerium, copper}, {cerium, zinc}, {cerium, gallium}, {cerium, germanium}, {cerium, arsenic}, {cerium, selenium}, {cerium, bromine}, {cerium, krypton}, {cerium, rubidium}, {cerium, strontium}, {cerium, yttrium}, {cerium, zirconium}, {cerium, niobium}, {cerium, molybdenum}, {cerium, technetium}, {cerium, ruthenium}, {cerium, palladium}, {cerium, silver}, {cerium, cadmium}, {cerium, indium}, {cerium, tin}, {cerium, antimony}, {cerium, tellurium}, {cerium, iodine}, {cerium, xenon}, {cerium, cesium}, {cerium, barium}, {cerium, lanthanum}, {cerium, cerium}, {cerium, praseodymium}, {cerium, neodymium}, {cerium, promethium}, {cerium, samarium}, {cerium, europium}, {cerium, gadolinium}, {cerium, terbium}, {cerium, dysprosium}, {cerium, holmium}, {cerium, erbium}, {cerium, thulium}, {cerium, ytterbium}, {cerium, lutetium}, {cerium, hafnium}, {cerium, tantalum}, {cerium, tungsten}, {cerium, rhenium}, {cerium, osmium}, {cerium, iridium}, {cerium, platinum}, {cerium, gold}, {cerium, mercury}, {cerium, thallium}, {cerium, lead}, {cerium, bismuth}, {cerium, polonium}, {cerium, astatine}, {cerium, radon}, {cerium, francium}, {cerium, radium}, {cerium, actinium}, {cerium, thorium}, {cerium, protactinium}, {cerium, uranium}, {cerium, neptunium}, {cerium, plutonium}}, {{praseodymium, hydrogen}, {praseodymium, helium}, {praseodymium, lithium}, {praseodymium, beryllium}, {praseodymium, boron}, {praseodymium, carbon}, {praseodymium, nitrogen}, {praseodymium, oxygen}, {praseodymium, fluorine}, {praseodymium, neon}, {praseodymium, sodium}, {praseodymium, magnesium}, {praseodymium, aluminum}, {praseodymium, silicon}, {praseodymium, phosphorus}, {praseodymium, sulfur}, {praseodymium, chlorine}, {praseodymium, argon}, {praseodymium, potassium}, {praseodymium, calcium}, {praseodymium, scandium}, {praseodymium, titanium}, {praseodymium, vanadium}, {praseodymium, chromium}, {praseodymium, manganese}, {praseodymium, iron}, {praseodymium, cobalt}, {praseodymium, nickel}, {praseodymium, copper}, {praseodymium, zinc}, {praseodymium, gallium}, {praseodymium, germanium}, {praseodymium, arsenic}, {praseodymium, selenium}, {praseodymium, bromine}, {praseodymium, krypton}, {praseodymium, rubidium}, {praseodymium, strontium}, {praseodymium, yttrium}, {praseodymium, zirconium}, {praseodymium, niobium}, {praseodymium, molybdenum}, {praseodymium, technetium}, {praseodymium, ruthenium}, {praseodymium, palladium}, {praseodymium, silver}, {praseodymium, cadmium}, {praseodymium, indium}, {praseodymium, tin}, {praseodymium, antimony}, {praseodymium, tellurium}, {praseodymium, iodine}, {praseodymium, xenon}, {praseodymium, cesium}, {praseodymium, barium}, {praseodymium, lanthanum}, {praseodymium, cerium}, {praseodymium, praseodymium}, {praseodymium, neodymium}, {praseodymium, promethium}, {praseodymium, samarium}, {praseodymium, europium}, {praseodymium, gadolinium}, {praseodymium, terbium}, {praseodymium, dysprosium}, {praseodymium, holmium}, {praseodymium, erbium}, {praseodymium, thulium}, {praseodymium, ytterbium}, {praseodymium, lutetium}, {praseodymium, hafnium}, {praseodymium, tantalum}, {praseodymium, tungsten}, {praseodymium, rhenium}, {praseodymium, osmium}, {praseodymium, iridium}, {praseodymium, platinum}, {praseodymium, gold}, {praseodymium, mercury}, {praseodymium, thallium}, {praseodymium, lead}, {praseodymium, bismuth}, {praseodymium, polonium}, {praseodymium, astatine}, {praseodymium, radon}, {praseodymium, francium}, {praseodymium, radium}, {praseodymium, actinium}, {praseodymium, thorium}, {praseodymium, protactinium}, {praseodymium, uranium}, {praseodymium, neptunium}, {praseodymium, plutonium}}, {{neodymium, hydrogen}, {neodymium, helium}, {neodymium, lithium}, {neodymium, beryllium}, {neodymium, boron}, {neodymium, carbon}, {neodymium, nitrogen}, {neodymium, oxygen}, {neodymium, fluorine}, {neodymium, neon}, {neodymium, sodium}, {neodymium, magnesium}, {neodymium, aluminum}, {neodymium, silicon}, {neodymium, phosphorus}, {neodymium, sulfur}, {neodymium, chlorine}, {neodymium, argon}, {neodymium, potassium}, {neodymium, calcium}, {neodymium, scandium}, {neodymium, titanium}, {neodymium, vanadium}, {neodymium, chromium}, {neodymium, manganese}, {neodymium, iron}, {neodymium, cobalt}, {neodymium, nickel}, {neodymium, copper}, {neodymium, zinc}, {neodymium, gallium}, {neodymium, germanium}, {neodymium, arsenic}, {neodymium, selenium}, {neodymium, bromine}, {neodymium, krypton}, {neodymium, rubidium}, {neodymium, strontium}, {neodymium, yttrium}, {neodymium, zirconium}, {neodymium, niobium}, {neodymium, molybdenum}, {neodymium, technetium}, {neodymium, ruthenium}, {neodymium, palladium}, {neodymium, silver}, {neodymium, cadmium}, {neodymium, indium}, {neodymium, tin}, {neodymium, antimony}, {neodymium, tellurium}, {neodymium, iodine}, {neodymium, xenon}, {neodymium, cesium}, {neodymium, barium}, {neodymium, lanthanum}, {neodymium, cerium}, {neodymium, praseodymium}, {neodymium, neodymium}, {neodymium, promethium}, {neodymium, samarium}, {neodymium, europium}, {neodymium, gadolinium}, {neodymium, terbium}, {neodymium, dysprosium}, {neodymium, holmium}, {neodymium, erbium}, {neodymium, thulium}, {neodymium, ytterbium}, {neodymium, lutetium}, {neodymium, hafnium}, {neodymium, tantalum}, {neodymium, tungsten}, {neodymium, rhenium}, {neodymium, osmium}, {neodymium, iridium}, {neodymium, platinum}, {neodymium, gold}, {neodymium, mercury}, {neodymium, thallium}, {neodymium, lead}, {neodymium, bismuth}, {neodymium, polonium}, {neodymium, astatine}, {neodymium, radon}, {neodymium, francium}, {neodymium, radium}, {neodymium, actinium}, {neodymium, thorium}, {neodymium, protactinium}, {neodymium, uranium}, {neodymium, neptunium}, {neodymium, plutonium}}, {{promethium, hydrogen}, {promethium, helium}, {promethium, lithium}, {promethium, beryllium}, {promethium, boron}, {promethium, carbon}, {promethium, nitrogen}, {promethium, oxygen}, {promethium, fluorine}, {promethium, neon}, {promethium, sodium}, {promethium, magnesium}, {promethium, aluminum}, {promethium, silicon}, {promethium, phosphorus}, {promethium, sulfur}, {promethium, chlorine}, {promethium, argon}, {promethium, potassium}, {promethium, calcium}, {promethium, scandium}, {promethium, titanium}, {promethium, vanadium}, {promethium, chromium}, {promethium, manganese}, {promethium, iron}, {promethium, cobalt}, {promethium, nickel}, {promethium, copper}, {promethium, zinc}, {promethium, gallium}, {promethium, germanium}, {promethium, arsenic}, {promethium, selenium}, {promethium, bromine}, {promethium, krypton}, {promethium, rubidium}, {promethium, strontium}, {promethium, yttrium}, {promethium, zirconium}, {promethium, niobium}, {promethium, molybdenum}, {promethium, technetium}, {promethium, ruthenium}, {promethium, palladium}, {promethium, silver}, {promethium, cadmium}, {promethium, indium}, {promethium, tin}, {promethium, antimony}, {promethium, tellurium}, {promethium, iodine}, {promethium, xenon}, {promethium, cesium}, {promethium, barium}, {promethium, lanthanum}, {promethium, cerium}, {promethium, praseodymium}, {promethium, neodymium}, {promethium, promethium}, {promethium, samarium}, {promethium, europium}, {promethium, gadolinium}, {promethium, terbium}, {promethium, dysprosium}, {promethium, holmium}, {promethium, erbium}, {promethium, thulium}, {promethium, ytterbium}, {promethium, lutetium}, {promethium, hafnium}, {promethium, tantalum}, {promethium, tungsten}, {promethium, rhenium}, {promethium, osmium}, {promethium, iridium}, {promethium, platinum}, {promethium, gold}, {promethium, mercury}, {promethium, thallium}, {promethium, lead}, {promethium, bismuth}, {promethium, polonium}, {promethium, astatine}, {promethium, radon}, {promethium, francium}, {promethium, radium}, {promethium, actinium}, {promethium, thorium}, {promethium, protactinium}, {promethium, uranium}, {promethium, neptunium}, {promethium, plutonium}}, {{samarium, hydrogen}, {samarium, helium}, {samarium, lithium}, {samarium, beryllium}, {samarium, boron}, {samarium, carbon}, {samarium, nitrogen}, {samarium, oxygen}, {samarium, fluorine}, {samarium, neon}, {samarium, sodium}, {samarium, magnesium}, {samarium, aluminum}, {samarium, silicon}, {samarium, phosphorus}, {samarium, sulfur}, {samarium, chlorine}, {samarium, argon}, {samarium, potassium}, {samarium, calcium}, {samarium, scandium}, {samarium, titanium}, {samarium, vanadium}, {samarium, chromium}, {samarium, manganese}, {samarium, iron}, {samarium, cobalt}, {samarium, nickel}, {samarium, copper}, {samarium, zinc}, {samarium, gallium}, {samarium, germanium}, {samarium, arsenic}, {samarium, selenium}, {samarium, bromine}, {samarium, krypton}, {samarium, rubidium}, {samarium, strontium}, {samarium, yttrium}, {samarium, zirconium}, {samarium, niobium}, {samarium, molybdenum}, {samarium, technetium}, {samarium, ruthenium}, {samarium, palladium}, {samarium, silver}, {samarium, cadmium}, {samarium, indium}, {samarium, tin}, {samarium, antimony}, {samarium, tellurium}, {samarium, iodine}, {samarium, xenon}, {samarium, cesium}, {samarium, barium}, {samarium, lanthanum}, {samarium, cerium}, {samarium, praseodymium}, {samarium, neodymium}, {samarium, promethium}, {samarium, samarium}, {samarium, europium}, {samarium, gadolinium}, {samarium, terbium}, {samarium, dysprosium}, {samarium, holmium}, {samarium, erbium}, {samarium, thulium}, {samarium, ytterbium}, {samarium, lutetium}, {samarium, hafnium}, {samarium, tantalum}, {samarium, tungsten}, {samarium, rhenium}, {samarium, osmium}, {samarium, iridium}, {samarium, platinum}, {samarium, gold}, {samarium, mercury}, {samarium, thallium}, {samarium, lead}, {samarium, bismuth}, {samarium, polonium}, {samarium, astatine}, {samarium, radon}, {samarium, francium}, {samarium, radium}, {samarium, actinium}, {samarium, thorium}, {samarium, protactinium}, {samarium, uranium}, {samarium, neptunium}, {samarium, plutonium}}, {{europium, hydrogen}, {europium, helium}, {europium, lithium}, {europium, beryllium}, {europium, boron}, {europium, carbon}, {europium, nitrogen}, {europium, oxygen}, {europium, fluorine}, {europium, neon}, {europium, sodium}, {europium, magnesium}, {europium, aluminum}, {europium, silicon}, {europium, phosphorus}, {europium, sulfur}, {europium, chlorine}, {europium, argon}, {europium, potassium}, {europium, calcium}, {europium, scandium}, {europium, titanium}, {europium, vanadium}, {europium, chromium}, {europium, manganese}, {europium, iron}, {europium, cobalt}, {europium, nickel}, {europium, copper}, {europium, zinc}, {europium, gallium}, {europium, germanium}, {europium, arsenic}, {europium, selenium}, {europium, bromine}, {europium, krypton}, {europium, rubidium}, {europium, strontium}, {europium, yttrium}, {europium, zirconium}, {europium, niobium}, {europium, molybdenum}, {europium, technetium}, {europium, ruthenium}, {europium, palladium}, {europium, silver}, {europium, cadmium}, {europium, indium}, {europium, tin}, {europium, antimony}, {europium, tellurium}, {europium, iodine}, {europium, xenon}, {europium, cesium}, {europium, barium}, {europium, lanthanum}, {europium, cerium}, {europium, praseodymium}, {europium, neodymium}, {europium, promethium}, {europium, samarium}, {europium, europium}, {europium, gadolinium}, {europium, terbium}, {europium, dysprosium}, {europium, holmium}, {europium, erbium}, {europium, thulium}, {europium, ytterbium}, {europium, lutetium}, {europium, hafnium}, {europium, tantalum}, {europium, tungsten}, {europium, rhenium}, {europium, osmium}, {europium, iridium}, {europium, platinum}, {europium, gold}, {europium, mercury}, {europium, thallium}, {europium, lead}, {europium, bismuth}, {europium, polonium}, {europium, astatine}, {europium, radon}, {europium, francium}, {europium, radium}, {europium, actinium}, {europium, thorium}, {europium, protactinium}, {europium, uranium}, {europium, neptunium}, {europium, plutonium}}, {{gadolinium, hydrogen}, {gadolinium, helium}, {gadolinium, lithium}, {gadolinium, beryllium}, {gadolinium, boron}, {gadolinium, carbon}, {gadolinium, nitrogen}, {gadolinium, oxygen}, {gadolinium, fluorine}, {gadolinium, neon}, {gadolinium, sodium}, {gadolinium, magnesium}, {gadolinium, aluminum}, {gadolinium, silicon}, {gadolinium, phosphorus}, {gadolinium, sulfur}, {gadolinium, chlorine}, {gadolinium, argon}, {gadolinium, potassium}, {gadolinium, calcium}, {gadolinium, scandium}, {gadolinium, titanium}, {gadolinium, vanadium}, {gadolinium, chromium}, {gadolinium, manganese}, {gadolinium, iron}, {gadolinium, cobalt}, {gadolinium, nickel}, {gadolinium, copper}, {gadolinium, zinc}, {gadolinium, gallium}, {gadolinium, germanium}, {gadolinium, arsenic}, {gadolinium, selenium}, {gadolinium, bromine}, {gadolinium, krypton}, {gadolinium, rubidium}, {gadolinium, strontium}, {gadolinium, yttrium}, {gadolinium, zirconium}, {gadolinium, niobium}, {gadolinium, molybdenum}, {gadolinium, technetium}, {gadolinium, ruthenium}, {gadolinium, palladium}, {gadolinium, silver}, {gadolinium, cadmium}, {gadolinium, indium}, {gadolinium, tin}, {gadolinium, antimony}, {gadolinium, tellurium}, {gadolinium, iodine}, {gadolinium, xenon}, {gadolinium, cesium}, {gadolinium, barium}, {gadolinium, lanthanum}, {gadolinium, cerium}, {gadolinium, praseodymium}, {gadolinium, neodymium}, {gadolinium, promethium}, {gadolinium, samarium}, {gadolinium, europium}, {gadolinium, gadolinium}, {gadolinium, terbium}, {gadolinium, dysprosium}, {gadolinium, holmium}, {gadolinium, erbium}, {gadolinium, thulium}, {gadolinium, ytterbium}, {gadolinium, lutetium}, {gadolinium, hafnium}, {gadolinium, tantalum}, {gadolinium, tungsten}, {gadolinium, rhenium}, {gadolinium, osmium}, {gadolinium, iridium}, {gadolinium, platinum}, {gadolinium, gold}, {gadolinium, mercury}, {gadolinium, thallium}, {gadolinium, lead}, {gadolinium, bismuth}, {gadolinium, polonium}, {gadolinium, astatine}, {gadolinium, radon}, {gadolinium, francium}, {gadolinium, radium}, {gadolinium, actinium}, {gadolinium, thorium}, {gadolinium, protactinium}, {gadolinium, uranium}, {gadolinium, neptunium}, {gadolinium, plutonium}}, {{terbium, hydrogen}, {terbium, helium}, {terbium, lithium}, {terbium, beryllium}, {terbium, boron}, {terbium, carbon}, {terbium, nitrogen}, {terbium, oxygen}, {terbium, fluorine}, {terbium, neon}, {terbium, sodium}, {terbium, magnesium}, {terbium, aluminum}, {terbium, silicon}, {terbium, phosphorus}, {terbium, sulfur}, {terbium, chlorine}, {terbium, argon}, {terbium, potassium}, {terbium, calcium}, {terbium, scandium}, {terbium, titanium}, {terbium, vanadium}, {terbium, chromium}, {terbium, manganese}, {terbium, iron}, {terbium, cobalt}, {terbium, nickel}, {terbium, copper}, {terbium, zinc}, {terbium, gallium}, {terbium, germanium}, {terbium, arsenic}, {terbium, selenium}, {terbium, bromine}, {terbium, krypton}, {terbium, rubidium}, {terbium, strontium}, {terbium, yttrium}, {terbium, zirconium}, {terbium, niobium}, {terbium, molybdenum}, {terbium, technetium}, {terbium, ruthenium}, {terbium, palladium}, {terbium, silver}, {terbium, cadmium}, {terbium, indium}, {terbium, tin}, {terbium, antimony}, {terbium, tellurium}, {terbium, iodine}, {terbium, xenon}, {terbium, cesium}, {terbium, barium}, {terbium, lanthanum}, {terbium, cerium}, {terbium, praseodymium}, {terbium, neodymium}, {terbium, promethium}, {terbium, samarium}, {terbium, europium}, {terbium, gadolinium}, {terbium, terbium}, {terbium, dysprosium}, {terbium, holmium}, {terbium, erbium}, {terbium, thulium}, {terbium, ytterbium}, {terbium, lutetium}, {terbium, hafnium}, {terbium, tantalum}, {terbium, tungsten}, {terbium, rhenium}, {terbium, osmium}, {terbium, iridium}, {terbium, platinum}, {terbium, gold}, {terbium, mercury}, {terbium, thallium}, {terbium, lead}, {terbium, bismuth}, {terbium, polonium}, {terbium, astatine}, {terbium, radon}, {terbium, francium}, {terbium, radium}, {terbium, actinium}, {terbium, thorium}, {terbium, protactinium}, {terbium, uranium}, {terbium, neptunium}, {terbium, plutonium}}, {{dysprosium, hydrogen}, {dysprosium, helium}, {dysprosium, lithium}, {dysprosium, beryllium}, {dysprosium, boron}, {dysprosium, carbon}, {dysprosium, nitrogen}, {dysprosium, oxygen}, {dysprosium, fluorine}, {dysprosium, neon}, {dysprosium, sodium}, {dysprosium, magnesium}, {dysprosium, aluminum}, {dysprosium, silicon}, {dysprosium, phosphorus}, {dysprosium, sulfur}, {dysprosium, chlorine}, {dysprosium, argon}, {dysprosium, potassium}, {dysprosium, calcium}, {dysprosium, scandium}, {dysprosium, titanium}, {dysprosium, vanadium}, {dysprosium, chromium}, {dysprosium, manganese}, {dysprosium, iron}, {dysprosium, cobalt}, {dysprosium, nickel}, {dysprosium, copper}, {dysprosium, zinc}, {dysprosium, gallium}, {dysprosium, germanium}, {dysprosium, arsenic}, {dysprosium, selenium}, {dysprosium, bromine}, {dysprosium, krypton}, {dysprosium, rubidium}, {dysprosium, strontium}, {dysprosium, yttrium}, {dysprosium, zirconium}, {dysprosium, niobium}, {dysprosium, molybdenum}, {dysprosium, technetium}, {dysprosium, ruthenium}, {dysprosium, palladium}, {dysprosium, silver}, {dysprosium, cadmium}, {dysprosium, indium}, {dysprosium, tin}, {dysprosium, antimony}, {dysprosium, tellurium}, {dysprosium, iodine}, {dysprosium, xenon}, {dysprosium, cesium}, {dysprosium, barium}, {dysprosium, lanthanum}, {dysprosium, cerium}, {dysprosium, praseodymium}, {dysprosium, neodymium}, {dysprosium, promethium}, {dysprosium, samarium}, {dysprosium, europium}, {dysprosium, gadolinium}, {dysprosium, terbium}, {dysprosium, dysprosium}, {dysprosium, holmium}, {dysprosium, erbium}, {dysprosium, thulium}, {dysprosium, ytterbium}, {dysprosium, lutetium}, {dysprosium, hafnium}, {dysprosium, tantalum}, {dysprosium, tungsten}, {dysprosium, rhenium}, {dysprosium, osmium}, {dysprosium, iridium}, {dysprosium, platinum}, {dysprosium, gold}, {dysprosium, mercury}, {dysprosium, thallium}, {dysprosium, lead}, {dysprosium, bismuth}, {dysprosium, polonium}, {dysprosium, astatine}, {dysprosium, radon}, {dysprosium, francium}, {dysprosium, radium}, {dysprosium, actinium}, {dysprosium, thorium}, {dysprosium, protactinium}, {dysprosium, uranium}, {dysprosium, neptunium}, {dysprosium, plutonium}}, {{holmium, hydrogen}, {holmium, helium}, {holmium, lithium}, {holmium, beryllium}, {holmium, boron}, {holmium, carbon}, {holmium, nitrogen}, {holmium, oxygen}, {holmium, fluorine}, {holmium, neon}, {holmium, sodium}, {holmium, magnesium}, {holmium, aluminum}, {holmium, silicon}, {holmium, phosphorus}, {holmium, sulfur}, {holmium, chlorine}, {holmium, argon}, {holmium, potassium}, {holmium, calcium}, {holmium, scandium}, {holmium, titanium}, {holmium, vanadium}, {holmium, chromium}, {holmium, manganese}, {holmium, iron}, {holmium, cobalt}, {holmium, nickel}, {holmium, copper}, {holmium, zinc}, {holmium, gallium}, {holmium, germanium}, {holmium, arsenic}, {holmium, selenium}, {holmium, bromine}, {holmium, krypton}, {holmium, rubidium}, {holmium, strontium}, {holmium, yttrium}, {holmium, zirconium}, {holmium, niobium}, {holmium, molybdenum}, {holmium, technetium}, {holmium, ruthenium}, {holmium, palladium}, {holmium, silver}, {holmium, cadmium}, {holmium, indium}, {holmium, tin}, {holmium, antimony}, {holmium, tellurium}, {holmium, iodine}, {holmium, xenon}, {holmium, cesium}, {holmium, barium}, {holmium, lanthanum}, {holmium, cerium}, {holmium, praseodymium}, {holmium, neodymium}, {holmium, promethium}, {holmium, samarium}, {holmium, europium}, {holmium, gadolinium}, {holmium, terbium}, {holmium, dysprosium}, {holmium, holmium}, {holmium, erbium}, {holmium, thulium}, {holmium, ytterbium}, {holmium, lutetium}, {holmium, hafnium}, {holmium, tantalum}, {holmium, tungsten}, {holmium, rhenium}, {holmium, osmium}, {holmium, iridium}, {holmium, platinum}, {holmium, gold}, {holmium, mercury}, {holmium, thallium}, {holmium, lead}, {holmium, bismuth}, {holmium, polonium}, {holmium, astatine}, {holmium, radon}, {holmium, francium}, {holmium, radium}, {holmium, actinium}, {holmium, thorium}, {holmium, protactinium}, {holmium, uranium}, {holmium, neptunium}, {holmium, plutonium}}, {{erbium, hydrogen}, {erbium, helium}, {erbium, lithium}, {erbium, beryllium}, {erbium, boron}, {erbium, carbon}, {erbium, nitrogen}, {erbium, oxygen}, {erbium, fluorine}, {erbium, neon}, {erbium, sodium}, {erbium, magnesium}, {erbium, aluminum}, {erbium, silicon}, {erbium, phosphorus}, {erbium, sulfur}, {erbium, chlorine}, {erbium, argon}, {erbium, potassium}, {erbium, calcium}, {erbium, scandium}, {erbium, titanium}, {erbium, vanadium}, {erbium, chromium}, {erbium, manganese}, {erbium, iron}, {erbium, cobalt}, {erbium, nickel}, {erbium, copper}, {erbium, zinc}, {erbium, gallium}, {erbium, germanium}, {erbium, arsenic}, {erbium, selenium}, {erbium, bromine}, {erbium, krypton}, {erbium, rubidium}, {erbium, strontium}, {erbium, yttrium}, {erbium, zirconium}, {erbium, niobium}, {erbium, molybdenum}, {erbium, technetium}, {erbium, ruthenium}, {erbium, palladium}, {erbium, silver}, {erbium, cadmium}, {erbium, indium}, {erbium, tin}, {erbium, antimony}, {erbium, tellurium}, {erbium, iodine}, {erbium, xenon}, {erbium, cesium}, {erbium, barium}, {erbium, lanthanum}, {erbium, cerium}, {erbium, praseodymium}, {erbium, neodymium}, {erbium, promethium}, {erbium, samarium}, {erbium, europium}, {erbium, gadolinium}, {erbium, terbium}, {erbium, dysprosium}, {erbium, holmium}, {erbium, erbium}, {erbium, thulium}, {erbium, ytterbium}, {erbium, lutetium}, {erbium, hafnium}, {erbium, tantalum}, {erbium, tungsten}, {erbium, rhenium}, {erbium, osmium}, {erbium, iridium}, {erbium, platinum}, {erbium, gold}, {erbium, mercury}, {erbium, thallium}, {erbium, lead}, {erbium, bismuth}, {erbium, polonium}, {erbium, astatine}, {erbium, radon}, {erbium, francium}, {erbium, radium}, {erbium, actinium}, {erbium, thorium}, {erbium, protactinium}, {erbium, uranium}, {erbium, neptunium}, {erbium, plutonium}}, {{thulium, hydrogen}, {thulium, helium}, {thulium, lithium}, {thulium, beryllium}, {thulium, boron}, {thulium, carbon}, {thulium, nitrogen}, {thulium, oxygen}, {thulium, fluorine}, {thulium, neon}, {thulium, sodium}, {thulium, magnesium}, {thulium, aluminum}, {thulium, silicon}, {thulium, phosphorus}, {thulium, sulfur}, {thulium, chlorine}, {thulium, argon}, {thulium, potassium}, {thulium, calcium}, {thulium, scandium}, {thulium, titanium}, {thulium, vanadium}, {thulium, chromium}, {thulium, manganese}, {thulium, iron}, {thulium, cobalt}, {thulium, nickel}, {thulium, copper}, {thulium, zinc}, {thulium, gallium}, {thulium, germanium}, {thulium, arsenic}, {thulium, selenium}, {thulium, bromine}, {thulium, krypton}, {thulium, rubidium}, {thulium, strontium}, {thulium, yttrium}, {thulium, zirconium}, {thulium, niobium}, {thulium, molybdenum}, {thulium, technetium}, {thulium, ruthenium}, {thulium, palladium}, {thulium, silver}, {thulium, cadmium}, {thulium, indium}, {thulium, tin}, {thulium, antimony}, {thulium, tellurium}, {thulium, iodine}, {thulium, xenon}, {thulium, cesium}, {thulium, barium}, {thulium, lanthanum}, {thulium, cerium}, {thulium, praseodymium}, {thulium, neodymium}, {thulium, promethium}, {thulium, samarium}, {thulium, europium}, {thulium, gadolinium}, {thulium, terbium}, {thulium, dysprosium}, {thulium, holmium}, {thulium, erbium}, {thulium, thulium}, {thulium, ytterbium}, {thulium, lutetium}, {thulium, hafnium}, {thulium, tantalum}, {thulium, tungsten}, {thulium, rhenium}, {thulium, osmium}, {thulium, iridium}, {thulium, platinum}, {thulium, gold}, {thulium, mercury}, {thulium, thallium}, {thulium, lead}, {thulium, bismuth}, {thulium, polonium}, {thulium, astatine}, {thulium, radon}, {thulium, francium}, {thulium, radium}, {thulium, actinium}, {thulium, thorium}, {thulium, protactinium}, {thulium, uranium}, {thulium, neptunium}, {thulium, plutonium}}, {{ytterbium, hydrogen}, {ytterbium, helium}, {ytterbium, lithium}, {ytterbium, beryllium}, {ytterbium, boron}, {ytterbium, carbon}, {ytterbium, nitrogen}, {ytterbium, oxygen}, {ytterbium, fluorine}, {ytterbium, neon}, {ytterbium, sodium}, {ytterbium, magnesium}, {ytterbium, aluminum}, {ytterbium, silicon}, {ytterbium, phosphorus}, {ytterbium, sulfur}, {ytterbium, chlorine}, {ytterbium, argon}, {ytterbium, potassium}, {ytterbium, calcium}, {ytterbium, scandium}, {ytterbium, titanium}, {ytterbium, vanadium}, {ytterbium, chromium}, {ytterbium, manganese}, {ytterbium, iron}, {ytterbium, cobalt}, {ytterbium, nickel}, {ytterbium, copper}, {ytterbium, zinc}, {ytterbium, gallium}, {ytterbium, germanium}, {ytterbium, arsenic}, {ytterbium, selenium}, {ytterbium, bromine}, {ytterbium, krypton}, {ytterbium, rubidium}, {ytterbium, strontium}, {ytterbium, yttrium}, {ytterbium, zirconium}, {ytterbium, niobium}, {ytterbium, molybdenum}, {ytterbium, technetium}, {ytterbium, ruthenium}, {ytterbium, palladium}, {ytterbium, silver}, {ytterbium, cadmium}, {ytterbium, indium}, {ytterbium, tin}, {ytterbium, antimony}, {ytterbium, tellurium}, {ytterbium, iodine}, {ytterbium, xenon}, {ytterbium, cesium}, {ytterbium, barium}, {ytterbium, lanthanum}, {ytterbium, cerium}, {ytterbium, praseodymium}, {ytterbium, neodymium}, {ytterbium, promethium}, {ytterbium, samarium}, {ytterbium, europium}, {ytterbium, gadolinium}, {ytterbium, terbium}, {ytterbium, dysprosium}, {ytterbium, holmium}, {ytterbium, erbium}, {ytterbium, thulium}, {ytterbium, ytterbium}, {ytterbium, lutetium}, {ytterbium, hafnium}, {ytterbium, tantalum}, {ytterbium, tungsten}, {ytterbium, rhenium}, {ytterbium, osmium}, {ytterbium, iridium}, {ytterbium, platinum}, {ytterbium, gold}, {ytterbium, mercury}, {ytterbium, thallium}, {ytterbium, lead}, {ytterbium, bismuth}, {ytterbium, polonium}, {ytterbium, astatine}, {ytterbium, radon}, {ytterbium, francium}, {ytterbium, radium}, {ytterbium, actinium}, {ytterbium, thorium}, {ytterbium, protactinium}, {ytterbium, uranium}, {ytterbium, neptunium}, {ytterbium, plutonium}}, {{lutetium, hydrogen}, {lutetium, helium}, {lutetium, lithium}, {lutetium, beryllium}, {lutetium, boron}, {lutetium, carbon}, {lutetium, nitrogen}, {lutetium, oxygen}, {lutetium, fluorine}, {lutetium, neon}, {lutetium, sodium}, {lutetium, magnesium}, {lutetium, aluminum}, {lutetium, silicon}, {lutetium, phosphorus}, {lutetium, sulfur}, {lutetium, chlorine}, {lutetium, argon}, {lutetium, potassium}, {lutetium, calcium}, {lutetium, scandium}, {lutetium, titanium}, {lutetium, vanadium}, {lutetium, chromium}, {lutetium, manganese}, {lutetium, iron}, {lutetium, cobalt}, {lutetium, nickel}, {lutetium, copper}, {lutetium, zinc}, {lutetium, gallium}, {lutetium, germanium}, {lutetium, arsenic}, {lutetium, selenium}, {lutetium, bromine}, {lutetium, krypton}, {lutetium, rubidium}, {lutetium, strontium}, {lutetium, yttrium}, {lutetium, zirconium}, {lutetium, niobium}, {lutetium, molybdenum}, {lutetium, technetium}, {lutetium, ruthenium}, {lutetium, palladium}, {lutetium, silver}, {lutetium, cadmium}, {lutetium, indium}, {lutetium, tin}, {lutetium, antimony}, {lutetium, tellurium}, {lutetium, iodine}, {lutetium, xenon}, {lutetium, cesium}, {lutetium, barium}, {lutetium, lanthanum}, {lutetium, cerium}, {lutetium, praseodymium}, {lutetium, neodymium}, {lutetium, promethium}, {lutetium, samarium}, {lutetium, europium}, {lutetium, gadolinium}, {lutetium, terbium}, {lutetium, dysprosium}, {lutetium, holmium}, {lutetium, erbium}, {lutetium, thulium}, {lutetium, ytterbium}, {lutetium, lutetium}, {lutetium, hafnium}, {lutetium, tantalum}, {lutetium, tungsten}, {lutetium, rhenium}, {lutetium, osmium}, {lutetium, iridium}, {lutetium, platinum}, {lutetium, gold}, {lutetium, mercury}, {lutetium, thallium}, {lutetium, lead}, {lutetium, bismuth}, {lutetium, polonium}, {lutetium, astatine}, {lutetium, radon}, {lutetium, francium}, {lutetium, radium}, {lutetium, actinium}, {lutetium, thorium}, {lutetium, protactinium}, {lutetium, uranium}, {lutetium, neptunium}, {lutetium, plutonium}}, {{hafnium, hydrogen}, {hafnium, helium}, {hafnium, lithium}, {hafnium, beryllium}, {hafnium, boron}, {hafnium, carbon}, {hafnium, nitrogen}, {hafnium, oxygen}, {hafnium, fluorine}, {hafnium, neon}, {hafnium, sodium}, {hafnium, magnesium}, {hafnium, aluminum}, {hafnium, silicon}, {hafnium, phosphorus}, {hafnium, sulfur}, {hafnium, chlorine}, {hafnium, argon}, {hafnium, potassium}, {hafnium, calcium}, {hafnium, scandium}, {hafnium, titanium}, {hafnium, vanadium}, {hafnium, chromium}, {hafnium, manganese}, {hafnium, iron}, {hafnium, cobalt}, {hafnium, nickel}, {hafnium, copper}, {hafnium, zinc}, {hafnium, gallium}, {hafnium, germanium}, {hafnium, arsenic}, {hafnium, selenium}, {hafnium, bromine}, {hafnium, krypton}, {hafnium, rubidium}, {hafnium, strontium}, {hafnium, yttrium}, {hafnium, zirconium}, {hafnium, niobium}, {hafnium, molybdenum}, {hafnium, technetium}, {hafnium, ruthenium}, {hafnium, palladium}, {hafnium, silver}, {hafnium, cadmium}, {hafnium, indium}, {hafnium, tin}, {hafnium, antimony}, {hafnium, tellurium}, {hafnium, iodine}, {hafnium, xenon}, {hafnium, cesium}, {hafnium, barium}, {hafnium, lanthanum}, {hafnium, cerium}, {hafnium, praseodymium}, {hafnium, neodymium}, {hafnium, promethium}, {hafnium, samarium}, {hafnium, europium}, {hafnium, gadolinium}, {hafnium, terbium}, {hafnium, dysprosium}, {hafnium, holmium}, {hafnium, erbium}, {hafnium, thulium}, {hafnium, ytterbium}, {hafnium, lutetium}, {hafnium, hafnium}, {hafnium, tantalum}, {hafnium, tungsten}, {hafnium, rhenium}, {hafnium, osmium}, {hafnium, iridium}, {hafnium, platinum}, {hafnium, gold}, {hafnium, mercury}, {hafnium, thallium}, {hafnium, lead}, {hafnium, bismuth}, {hafnium, polonium}, {hafnium, astatine}, {hafnium, radon}, {hafnium, francium}, {hafnium, radium}, {hafnium, actinium}, {hafnium, thorium}, {hafnium, protactinium}, {hafnium, uranium}, {hafnium, neptunium}, {hafnium, plutonium}}, {{tantalum, hydrogen}, {tantalum, helium}, {tantalum, lithium}, {tantalum, beryllium}, {tantalum, boron}, {tantalum, carbon}, {tantalum, nitrogen}, {tantalum, oxygen}, {tantalum, fluorine}, {tantalum, neon}, {tantalum, sodium}, {tantalum, magnesium}, {tantalum, aluminum}, {tantalum, silicon}, {tantalum, phosphorus}, {tantalum, sulfur}, {tantalum, chlorine}, {tantalum, argon}, {tantalum, potassium}, {tantalum, calcium}, {tantalum, scandium}, {tantalum, titanium}, {tantalum, vanadium}, {tantalum, chromium}, {tantalum, manganese}, {tantalum, iron}, {tantalum, cobalt}, {tantalum, nickel}, {tantalum, copper}, {tantalum, zinc}, {tantalum, gallium}, {tantalum, germanium}, {tantalum, arsenic}, {tantalum, selenium}, {tantalum, bromine}, {tantalum, krypton}, {tantalum, rubidium}, {tantalum, strontium}, {tantalum, yttrium}, {tantalum, zirconium}, {tantalum, niobium}, {tantalum, molybdenum}, {tantalum, technetium}, {tantalum, ruthenium}, {tantalum, palladium}, {tantalum, silver}, {tantalum, cadmium}, {tantalum, indium}, {tantalum, tin}, {tantalum, antimony}, {tantalum, tellurium}, {tantalum, iodine}, {tantalum, xenon}, {tantalum, cesium}, {tantalum, barium}, {tantalum, lanthanum}, {tantalum, cerium}, {tantalum, praseodymium}, {tantalum, neodymium}, {tantalum, promethium}, {tantalum, samarium}, {tantalum, europium}, {tantalum, gadolinium}, {tantalum, terbium}, {tantalum, dysprosium}, {tantalum, holmium}, {tantalum, erbium}, {tantalum, thulium}, {tantalum, ytterbium}, {tantalum, lutetium}, {tantalum, hafnium}, {tantalum, tantalum}, {tantalum, tungsten}, {tantalum, rhenium}, {tantalum, osmium}, {tantalum, iridium}, {tantalum, platinum}, {tantalum, gold}, {tantalum, mercury}, {tantalum, thallium}, {tantalum, lead}, {tantalum, bismuth}, {tantalum, polonium}, {tantalum, astatine}, {tantalum, radon}, {tantalum, francium}, {tantalum, radium}, {tantalum, actinium}, {tantalum, thorium}, {tantalum, protactinium}, {tantalum, uranium}, {tantalum, neptunium}, {tantalum, plutonium}}, {{tungsten, hydrogen}, {tungsten, helium}, {tungsten, lithium}, {tungsten, beryllium}, {tungsten, boron}, {tungsten, carbon}, {tungsten, nitrogen}, {tungsten, oxygen}, {tungsten, fluorine}, {tungsten, neon}, {tungsten, sodium}, {tungsten, magnesium}, {tungsten, aluminum}, {tungsten, silicon}, {tungsten, phosphorus}, {tungsten, sulfur}, {tungsten, chlorine}, {tungsten, argon}, {tungsten, potassium}, {tungsten, calcium}, {tungsten, scandium}, {tungsten, titanium}, {tungsten, vanadium}, {tungsten, chromium}, {tungsten, manganese}, {tungsten, iron}, {tungsten, cobalt}, {tungsten, nickel}, {tungsten, copper}, {tungsten, zinc}, {tungsten, gallium}, {tungsten, germanium}, {tungsten, arsenic}, {tungsten, selenium}, {tungsten, bromine}, {tungsten, krypton}, {tungsten, rubidium}, {tungsten, strontium}, {tungsten, yttrium}, {tungsten, zirconium}, {tungsten, niobium}, {tungsten, molybdenum}, {tungsten, technetium}, {tungsten, ruthenium}, {tungsten, palladium}, {tungsten, silver}, {tungsten, cadmium}, {tungsten, indium}, {tungsten, tin}, {tungsten, antimony}, {tungsten, tellurium}, {tungsten, iodine}, {tungsten, xenon}, {tungsten, cesium}, {tungsten, barium}, {tungsten, lanthanum}, {tungsten, cerium}, {tungsten, praseodymium}, {tungsten, neodymium}, {tungsten, promethium}, {tungsten, samarium}, {tungsten, europium}, {tungsten, gadolinium}, {tungsten, terbium}, {tungsten, dysprosium}, {tungsten, holmium}, {tungsten, erbium}, {tungsten, thulium}, {tungsten, ytterbium}, {tungsten, lutetium}, {tungsten, hafnium}, {tungsten, tantalum}, {tungsten, tungsten}, {tungsten, rhenium}, {tungsten, osmium}, {tungsten, iridium}, {tungsten, platinum}, {tungsten, gold}, {tungsten, mercury}, {tungsten, thallium}, {tungsten, lead}, {tungsten, bismuth}, {tungsten, polonium}, {tungsten, astatine}, {tungsten, radon}, {tungsten, francium}, {tungsten, radium}, {tungsten, actinium}, {tungsten, thorium}, {tungsten, protactinium}, {tungsten, uranium}, {tungsten, neptunium}, {tungsten, plutonium}}, {{rhenium, hydrogen}, {rhenium, helium}, {rhenium, lithium}, {rhenium, beryllium}, {rhenium, boron}, {rhenium, carbon}, {rhenium, nitrogen}, {rhenium, oxygen}, {rhenium, fluorine}, {rhenium, neon}, {rhenium, sodium}, {rhenium, magnesium}, {rhenium, aluminum}, {rhenium, silicon}, {rhenium, phosphorus}, {rhenium, sulfur}, {rhenium, chlorine}, {rhenium, argon}, {rhenium, potassium}, {rhenium, calcium}, {rhenium, scandium}, {rhenium, titanium}, {rhenium, vanadium}, {rhenium, chromium}, {rhenium, manganese}, {rhenium, iron}, {rhenium, cobalt}, {rhenium, nickel}, {rhenium, copper}, {rhenium, zinc}, {rhenium, gallium}, {rhenium, germanium}, {rhenium, arsenic}, {rhenium, selenium}, {rhenium, bromine}, {rhenium, krypton}, {rhenium, rubidium}, {rhenium, strontium}, {rhenium, yttrium}, {rhenium, zirconium}, {rhenium, niobium}, {rhenium, molybdenum}, {rhenium, technetium}, {rhenium, ruthenium}, {rhenium, palladium}, {rhenium, silver}, {rhenium, cadmium}, {rhenium, indium}, {rhenium, tin}, {rhenium, antimony}, {rhenium, tellurium}, {rhenium, iodine}, {rhenium, xenon}, {rhenium, cesium}, {rhenium, barium}, {rhenium, lanthanum}, {rhenium, cerium}, {rhenium, praseodymium}, {rhenium, neodymium}, {rhenium, promethium}, {rhenium, samarium}, {rhenium, europium}, {rhenium, gadolinium}, {rhenium, terbium}, {rhenium, dysprosium}, {rhenium, holmium}, {rhenium, erbium}, {rhenium, thulium}, {rhenium, ytterbium}, {rhenium, lutetium}, {rhenium, hafnium}, {rhenium, tantalum}, {rhenium, tungsten}, {rhenium, rhenium}, {rhenium, osmium}, {rhenium, iridium}, {rhenium, platinum}, {rhenium, gold}, {rhenium, mercury}, {rhenium, thallium}, {rhenium, lead}, {rhenium, bismuth}, {rhenium, polonium}, {rhenium, astatine}, {rhenium, radon}, {rhenium, francium}, {rhenium, radium}, {rhenium, actinium}, {rhenium, thorium}, {rhenium, protactinium}, {rhenium, uranium}, {rhenium, neptunium}, {rhenium, plutonium}}, {{osmium, hydrogen}, {osmium, helium}, {osmium, lithium}, {osmium, beryllium}, {osmium, boron}, {osmium, carbon}, {osmium, nitrogen}, {osmium, oxygen}, {osmium, fluorine}, {osmium, neon}, {osmium, sodium}, {osmium, magnesium}, {osmium, aluminum}, {osmium, silicon}, {osmium, phosphorus}, {osmium, sulfur}, {osmium, chlorine}, {osmium, argon}, {osmium, potassium}, {osmium, calcium}, {osmium, scandium}, {osmium, titanium}, {osmium, vanadium}, {osmium, chromium}, {osmium, manganese}, {osmium, iron}, {osmium, cobalt}, {osmium, nickel}, {osmium, copper}, {osmium, zinc}, {osmium, gallium}, {osmium, germanium}, {osmium, arsenic}, {osmium, selenium}, {osmium, bromine}, {osmium, krypton}, {osmium, rubidium}, {osmium, strontium}, {osmium, yttrium}, {osmium, zirconium}, {osmium, niobium}, {osmium, molybdenum}, {osmium, technetium}, {osmium, ruthenium}, {osmium, palladium}, {osmium, silver}, {osmium, cadmium}, {osmium, indium}, {osmium, tin}, {osmium, antimony}, {osmium, tellurium}, {osmium, iodine}, {osmium, xenon}, {osmium, cesium}, {osmium, barium}, {osmium, lanthanum}, {osmium, cerium}, {osmium, praseodymium}, {osmium, neodymium}, {osmium, promethium}, {osmium, samarium}, {osmium, europium}, {osmium, gadolinium}, {osmium, terbium}, {osmium, dysprosium}, {osmium, holmium}, {osmium, erbium}, {osmium, thulium}, {osmium, ytterbium}, {osmium, lutetium}, {osmium, hafnium}, {osmium, tantalum}, {osmium, tungsten}, {osmium, rhenium}, {osmium, osmium}, {osmium, iridium}, {osmium, platinum}, {osmium, gold}, {osmium, mercury}, {osmium, thallium}, {osmium, lead}, {osmium, bismuth}, {osmium, polonium}, {osmium, astatine}, {osmium, radon}, {osmium, francium}, {osmium, radium}, {osmium, actinium}, {osmium, thorium}, {osmium, protactinium}, {osmium, uranium}, {osmium, neptunium}, {osmium, plutonium}}, {{iridium, hydrogen}, {iridium, helium}, {iridium, lithium}, {iridium, beryllium}, {iridium, boron}, {iridium, carbon}, {iridium, nitrogen}, {iridium, oxygen}, {iridium, fluorine}, {iridium, neon}, {iridium, sodium}, {iridium, magnesium}, {iridium, aluminum}, {iridium, silicon}, {iridium, phosphorus}, {iridium, sulfur}, {iridium, chlorine}, {iridium, argon}, {iridium, potassium}, {iridium, calcium}, {iridium, scandium}, {iridium, titanium}, {iridium, vanadium}, {iridium, chromium}, {iridium, manganese}, {iridium, iron}, {iridium, cobalt}, {iridium, nickel}, {iridium, copper}, {iridium, zinc}, {iridium, gallium}, {iridium, germanium}, {iridium, arsenic}, {iridium, selenium}, {iridium, bromine}, {iridium, krypton}, {iridium, rubidium}, {iridium, strontium}, {iridium, yttrium}, {iridium, zirconium}, {iridium, niobium}, {iridium, molybdenum}, {iridium, technetium}, {iridium, ruthenium}, {iridium, palladium}, {iridium, silver}, {iridium, cadmium}, {iridium, indium}, {iridium, tin}, {iridium, antimony}, {iridium, tellurium}, {iridium, iodine}, {iridium, xenon}, {iridium, cesium}, {iridium, barium}, {iridium, lanthanum}, {iridium, cerium}, {iridium, praseodymium}, {iridium, neodymium}, {iridium, promethium}, {iridium, samarium}, {iridium, europium}, {iridium, gadolinium}, {iridium, terbium}, {iridium, dysprosium}, {iridium, holmium}, {iridium, erbium}, {iridium, thulium}, {iridium, ytterbium}, {iridium, lutetium}, {iridium, hafnium}, {iridium, tantalum}, {iridium, tungsten}, {iridium, rhenium}, {iridium, osmium}, {iridium, iridium}, {iridium, platinum}, {iridium, gold}, {iridium, mercury}, {iridium, thallium}, {iridium, lead}, {iridium, bismuth}, {iridium, polonium}, {iridium, astatine}, {iridium, radon}, {iridium, francium}, {iridium, radium}, {iridium, actinium}, {iridium, thorium}, {iridium, protactinium}, {iridium, uranium}, {iridium, neptunium}, {iridium, plutonium}}, {{platinum, hydrogen}, {platinum, helium}, {platinum, lithium}, {platinum, beryllium}, {platinum, boron}, {platinum, carbon}, {platinum, nitrogen}, {platinum, oxygen}, {platinum, fluorine}, {platinum, neon}, {platinum, sodium}, {platinum, magnesium}, {platinum, aluminum}, {platinum, silicon}, {platinum, phosphorus}, {platinum, sulfur}, {platinum, chlorine}, {platinum, argon}, {platinum, potassium}, {platinum, calcium}, {platinum, scandium}, {platinum, titanium}, {platinum, vanadium}, {platinum, chromium}, {platinum, manganese}, {platinum, iron}, {platinum, cobalt}, {platinum, nickel}, {platinum, copper}, {platinum, zinc}, {platinum, gallium}, {platinum, germanium}, {platinum, arsenic}, {platinum, selenium}, {platinum, bromine}, {platinum, krypton}, {platinum, rubidium}, {platinum, strontium}, {platinum, yttrium}, {platinum, zirconium}, {platinum, niobium}, {platinum, molybdenum}, {platinum, technetium}, {platinum, ruthenium}, {platinum, palladium}, {platinum, silver}, {platinum, cadmium}, {platinum, indium}, {platinum, tin}, {platinum, antimony}, {platinum, tellurium}, {platinum, iodine}, {platinum, xenon}, {platinum, cesium}, {platinum, barium}, {platinum, lanthanum}, {platinum, cerium}, {platinum, praseodymium}, {platinum, neodymium}, {platinum, promethium}, {platinum, samarium}, {platinum, europium}, {platinum, gadolinium}, {platinum, terbium}, {platinum, dysprosium}, {platinum, holmium}, {platinum, erbium}, {platinum, thulium}, {platinum, ytterbium}, {platinum, lutetium}, {platinum, hafnium}, {platinum, tantalum}, {platinum, tungsten}, {platinum, rhenium}, {platinum, osmium}, {platinum, iridium}, {platinum, platinum}, {platinum, gold}, {platinum, mercury}, {platinum, thallium}, {platinum, lead}, {platinum, bismuth}, {platinum, polonium}, {platinum, astatine}, {platinum, radon}, {platinum, francium}, {platinum, radium}, {platinum, actinium}, {platinum, thorium}, {platinum, protactinium}, {platinum, uranium}, {platinum, neptunium}, {platinum, plutonium}}, {{gold, hydrogen}, {gold, helium}, {gold, lithium}, {gold, beryllium}, {gold, boron}, {gold, carbon}, {gold, nitrogen}, {gold, oxygen}, {gold, fluorine}, {gold, neon}, {gold, sodium}, {gold, magnesium}, {gold, aluminum}, {gold, silicon}, {gold, phosphorus}, {gold, sulfur}, {gold, chlorine}, {gold, argon}, {gold, potassium}, {gold, calcium}, {gold, scandium}, {gold, titanium}, {gold, vanadium}, {gold, chromium}, {gold, manganese}, {gold, iron}, {gold, cobalt}, {gold, nickel}, {gold, copper}, {gold, zinc}, {gold, gallium}, {gold, germanium}, {gold, arsenic}, {gold, selenium}, {gold, bromine}, {gold, krypton}, {gold, rubidium}, {gold, strontium}, {gold, yttrium}, {gold, zirconium}, {gold, niobium}, {gold, molybdenum}, {gold, technetium}, {gold, ruthenium}, {gold, palladium}, {gold, silver}, {gold, cadmium}, {gold, indium}, {gold, tin}, {gold, antimony}, {gold, tellurium}, {gold, iodine}, {gold, xenon}, {gold, cesium}, {gold, barium}, {gold, lanthanum}, {gold, cerium}, {gold, praseodymium}, {gold, neodymium}, {gold, promethium}, {gold, samarium}, {gold, europium}, {gold, gadolinium}, {gold, terbium}, {gold, dysprosium}, {gold, holmium}, {gold, erbium}, {gold, thulium}, {gold, ytterbium}, {gold, lutetium}, {gold, hafnium}, {gold, tantalum}, {gold, tungsten}, {gold, rhenium}, {gold, osmium}, {gold, iridium}, {gold, platinum}, {gold, gold}, {gold, mercury}, {gold, thallium}, {gold, lead}, {gold, bismuth}, {gold, polonium}, {gold, astatine}, {gold, radon}, {gold, francium}, {gold, radium}, {gold, actinium}, {gold, thorium}, {gold, protactinium}, {gold, uranium}, {gold, neptunium}, {gold, plutonium}}, {{mercury, hydrogen}, {mercury, helium}, {mercury, lithium}, {mercury, beryllium}, {mercury, boron}, {mercury, carbon}, {mercury, nitrogen}, {mercury, oxygen}, {mercury, fluorine}, {mercury, neon}, {mercury, sodium}, {mercury, magnesium}, {mercury, aluminum}, {mercury, silicon}, {mercury, phosphorus}, {mercury, sulfur}, {mercury, chlorine}, {mercury, argon}, {mercury, potassium}, {mercury, calcium}, {mercury, scandium}, {mercury, titanium}, {mercury, vanadium}, {mercury, chromium}, {mercury, manganese}, {mercury, iron}, {mercury, cobalt}, {mercury, nickel}, {mercury, copper}, {mercury, zinc}, {mercury, gallium}, {mercury, germanium}, {mercury, arsenic}, {mercury, selenium}, {mercury, bromine}, {mercury, krypton}, {mercury, rubidium}, {mercury, strontium}, {mercury, yttrium}, {mercury, zirconium}, {mercury, niobium}, {mercury, molybdenum}, {mercury, technetium}, {mercury, ruthenium}, {mercury, palladium}, {mercury, silver}, {mercury, cadmium}, {mercury, indium}, {mercury, tin}, {mercury, antimony}, {mercury, tellurium}, {mercury, iodine}, {mercury, xenon}, {mercury, cesium}, {mercury, barium}, {mercury, lanthanum}, {mercury, cerium}, {mercury, praseodymium}, {mercury, neodymium}, {mercury, promethium}, {mercury, samarium}, {mercury, europium}, {mercury, gadolinium}, {mercury, terbium}, {mercury, dysprosium}, {mercury, holmium}, {mercury, erbium}, {mercury, thulium}, {mercury, ytterbium}, {mercury, lutetium}, {mercury, hafnium}, {mercury, tantalum}, {mercury, tungsten}, {mercury, rhenium}, {mercury, osmium}, {mercury, iridium}, {mercury, platinum}, {mercury, gold}, {mercury, mercury}, {mercury, thallium}, {mercury, lead}, {mercury, bismuth}, {mercury, polonium}, {mercury, astatine}, {mercury, radon}, {mercury, francium}, {mercury, radium}, {mercury, actinium}, {mercury, thorium}, {mercury, protactinium}, {mercury, uranium}, {mercury, neptunium}, {mercury, plutonium}}, {{thallium, hydrogen}, {thallium, helium}, {thallium, lithium}, {thallium, beryllium}, {thallium, boron}, {thallium, carbon}, {thallium, nitrogen}, {thallium, oxygen}, {thallium, fluorine}, {thallium, neon}, {thallium, sodium}, {thallium, magnesium}, {thallium, aluminum}, {thallium, silicon}, {thallium, phosphorus}, {thallium, sulfur}, {thallium, chlorine}, {thallium, argon}, {thallium, potassium}, {thallium, calcium}, {thallium, scandium}, {thallium, titanium}, {thallium, vanadium}, {thallium, chromium}, {thallium, manganese}, {thallium, iron}, {thallium, cobalt}, {thallium, nickel}, {thallium, copper}, {thallium, zinc}, {thallium, gallium}, {thallium, germanium}, {thallium, arsenic}, {thallium, selenium}, {thallium, bromine}, {thallium, krypton}, {thallium, rubidium}, {thallium, strontium}, {thallium, yttrium}, {thallium, zirconium}, {thallium, niobium}, {thallium, molybdenum}, {thallium, technetium}, {thallium, ruthenium}, {thallium, palladium}, {thallium, silver}, {thallium, cadmium}, {thallium, indium}, {thallium, tin}, {thallium, antimony}, {thallium, tellurium}, {thallium, iodine}, {thallium, xenon}, {thallium, cesium}, {thallium, barium}, {thallium, lanthanum}, {thallium, cerium}, {thallium, praseodymium}, {thallium, neodymium}, {thallium, promethium}, {thallium, samarium}, {thallium, europium}, {thallium, gadolinium}, {thallium, terbium}, {thallium, dysprosium}, {thallium, holmium}, {thallium, erbium}, {thallium, thulium}, {thallium, ytterbium}, {thallium, lutetium}, {thallium, hafnium}, {thallium, tantalum}, {thallium, tungsten}, {thallium, rhenium}, {thallium, osmium}, {thallium, iridium}, {thallium, platinum}, {thallium, gold}, {thallium, mercury}, {thallium, thallium}, {thallium, lead}, {thallium, bismuth}, {thallium, polonium}, {thallium, astatine}, {thallium, radon}, {thallium, francium}, {thallium, radium}, {thallium, actinium}, {thallium, thorium}, {thallium, protactinium}, {thallium, uranium}, {thallium, neptunium}, {thallium, plutonium}}, {{lead, hydrogen}, {lead, helium}, {lead, lithium}, {lead, beryllium}, {lead, boron}, {lead, carbon}, {lead, nitrogen}, {lead, oxygen}, {lead, fluorine}, {lead, neon}, {lead, sodium}, {lead, magnesium}, {lead, aluminum}, {lead, silicon}, {lead, phosphorus}, {lead, sulfur}, {lead, chlorine}, {lead, argon}, {lead, potassium}, {lead, calcium}, {lead, scandium}, {lead, titanium}, {lead, vanadium}, {lead, chromium}, {lead, manganese}, {lead, iron}, {lead, cobalt}, {lead, nickel}, {lead, copper}, {lead, zinc}, {lead, gallium}, {lead, germanium}, {lead, arsenic}, {lead, selenium}, {lead, bromine}, {lead, krypton}, {lead, rubidium}, {lead, strontium}, {lead, yttrium}, {lead, zirconium}, {lead, niobium}, {lead, molybdenum}, {lead, technetium}, {lead, ruthenium}, {lead, palladium}, {lead, silver}, {lead, cadmium}, {lead, indium}, {lead, tin}, {lead, antimony}, {lead, tellurium}, {lead, iodine}, {lead, xenon}, {lead, cesium}, {lead, barium}, {lead, lanthanum}, {lead, cerium}, {lead, praseodymium}, {lead, neodymium}, {lead, promethium}, {lead, samarium}, {lead, europium}, {lead, gadolinium}, {lead, terbium}, {lead, dysprosium}, {lead, holmium}, {lead, erbium}, {lead, thulium}, {lead, ytterbium}, {lead, lutetium}, {lead, hafnium}, {lead, tantalum}, {lead, tungsten}, {lead, rhenium}, {lead, osmium}, {lead, iridium}, {lead, platinum}, {lead, gold}, {lead, mercury}, {lead, thallium}, {lead, lead}, {lead, bismuth}, {lead, polonium}, {lead, astatine}, {lead, radon}, {lead, francium}, {lead, radium}, {lead, actinium}, {lead, thorium}, {lead, protactinium}, {lead, uranium}, {lead, neptunium}, {lead, plutonium}}, {{bismuth, hydrogen}, {bismuth, helium}, {bismuth, lithium}, {bismuth, beryllium}, {bismuth, boron}, {bismuth, carbon}, {bismuth, nitrogen}, {bismuth, oxygen}, {bismuth, fluorine}, {bismuth, neon}, {bismuth, sodium}, {bismuth, magnesium}, {bismuth, aluminum}, {bismuth, silicon}, {bismuth, phosphorus}, {bismuth, sulfur}, {bismuth, chlorine}, {bismuth, argon}, {bismuth, potassium}, {bismuth, calcium}, {bismuth, scandium}, {bismuth, titanium}, {bismuth, vanadium}, {bismuth, chromium}, {bismuth, manganese}, {bismuth, iron}, {bismuth, cobalt}, {bismuth, nickel}, {bismuth, copper}, {bismuth, zinc}, {bismuth, gallium}, {bismuth, germanium}, {bismuth, arsenic}, {bismuth, selenium}, {bismuth, bromine}, {bismuth, krypton}, {bismuth, rubidium}, {bismuth, strontium}, {bismuth, yttrium}, {bismuth, zirconium}, {bismuth, niobium}, {bismuth, molybdenum}, {bismuth, technetium}, {bismuth, ruthenium}, {bismuth, palladium}, {bismuth, silver}, {bismuth, cadmium}, {bismuth, indium}, {bismuth, tin}, {bismuth, antimony}, {bismuth, tellurium}, {bismuth, iodine}, {bismuth, xenon}, {bismuth, cesium}, {bismuth, barium}, {bismuth, lanthanum}, {bismuth, cerium}, {bismuth, praseodymium}, {bismuth, neodymium}, {bismuth, promethium}, {bismuth, samarium}, {bismuth, europium}, {bismuth, gadolinium}, {bismuth, terbium}, {bismuth, dysprosium}, {bismuth, holmium}, {bismuth, erbium}, {bismuth, thulium}, {bismuth, ytterbium}, {bismuth, lutetium}, {bismuth, hafnium}, {bismuth, tantalum}, {bismuth, tungsten}, {bismuth, rhenium}, {bismuth, osmium}, {bismuth, iridium}, {bismuth, platinum}, {bismuth, gold}, {bismuth, mercury}, {bismuth, thallium}, {bismuth, lead}, {bismuth, bismuth}, {bismuth, polonium}, {bismuth, astatine}, {bismuth, radon}, {bismuth, francium}, {bismuth, radium}, {bismuth, actinium}, {bismuth, thorium}, {bismuth, protactinium}, {bismuth, uranium}, {bismuth, neptunium}, {bismuth, plutonium}}, {{polonium, hydrogen}, {polonium, helium}, {polonium, lithium}, {polonium, beryllium}, {polonium, boron}, {polonium, carbon}, {polonium, nitrogen}, {polonium, oxygen}, {polonium, fluorine}, {polonium, neon}, {polonium, sodium}, {polonium, magnesium}, {polonium, aluminum}, {polonium, silicon}, {polonium, phosphorus}, {polonium, sulfur}, {polonium, chlorine}, {polonium, argon}, {polonium, potassium}, {polonium, calcium}, {polonium, scandium}, {polonium, titanium}, {polonium, vanadium}, {polonium, chromium}, {polonium, manganese}, {polonium, iron}, {polonium, cobalt}, {polonium, nickel}, {polonium, copper}, {polonium, zinc}, {polonium, gallium}, {polonium, germanium}, {polonium, arsenic}, {polonium, selenium}, {polonium, bromine}, {polonium, krypton}, {polonium, rubidium}, {polonium, strontium}, {polonium, yttrium}, {polonium, zirconium}, {polonium, niobium}, {polonium, molybdenum}, {polonium, technetium}, {polonium, ruthenium}, {polonium, palladium}, {polonium, silver}, {polonium, cadmium}, {polonium, indium}, {polonium, tin}, {polonium, antimony}, {polonium, tellurium}, {polonium, iodine}, {polonium, xenon}, {polonium, cesium}, {polonium, barium}, {polonium, lanthanum}, {polonium, cerium}, {polonium, praseodymium}, {polonium, neodymium}, {polonium, promethium}, {polonium, samarium}, {polonium, europium}, {polonium, gadolinium}, {polonium, terbium}, {polonium, dysprosium}, {polonium, holmium}, {polonium, erbium}, {polonium, thulium}, {polonium, ytterbium}, {polonium, lutetium}, {polonium, hafnium}, {polonium, tantalum}, {polonium, tungsten}, {polonium, rhenium}, {polonium, osmium}, {polonium, iridium}, {polonium, platinum}, {polonium, gold}, {polonium, mercury}, {polonium, thallium}, {polonium, lead}, {polonium, bismuth}, {polonium, polonium}, {polonium, astatine}, {polonium, radon}, {polonium, francium}, {polonium, radium}, {polonium, actinium}, {polonium, thorium}, {polonium, protactinium}, {polonium, uranium}, {polonium, neptunium}, {polonium, plutonium}}, {{astatine, hydrogen}, {astatine, helium}, {astatine, lithium}, {astatine, beryllium}, {astatine, boron}, {astatine, carbon}, {astatine, nitrogen}, {astatine, oxygen}, {astatine, fluorine}, {astatine, neon}, {astatine, sodium}, {astatine, magnesium}, {astatine, aluminum}, {astatine, silicon}, {astatine, phosphorus}, {astatine, sulfur}, {astatine, chlorine}, {astatine, argon}, {astatine, potassium}, {astatine, calcium}, {astatine, scandium}, {astatine, titanium}, {astatine, vanadium}, {astatine, chromium}, {astatine, manganese}, {astatine, iron}, {astatine, cobalt}, {astatine, nickel}, {astatine, copper}, {astatine, zinc}, {astatine, gallium}, {astatine, germanium}, {astatine, arsenic}, {astatine, selenium}, {astatine, bromine}, {astatine, krypton}, {astatine, rubidium}, {astatine, strontium}, {astatine, yttrium}, {astatine, zirconium}, {astatine, niobium}, {astatine, molybdenum}, {astatine, technetium}, {astatine, ruthenium}, {astatine, palladium}, {astatine, silver}, {astatine, cadmium}, {astatine, indium}, {astatine, tin}, {astatine, antimony}, {astatine, tellurium}, {astatine, iodine}, {astatine, xenon}, {astatine, cesium}, {astatine, barium}, {astatine, lanthanum}, {astatine, cerium}, {astatine, praseodymium}, {astatine, neodymium}, {astatine, promethium}, {astatine, samarium}, {astatine, europium}, {astatine, gadolinium}, {astatine, terbium}, {astatine, dysprosium}, {astatine, holmium}, {astatine, erbium}, {astatine, thulium}, {astatine, ytterbium}, {astatine, lutetium}, {astatine, hafnium}, {astatine, tantalum}, {astatine, tungsten}, {astatine, rhenium}, {astatine, osmium}, {astatine, iridium}, {astatine, platinum}, {astatine, gold}, {astatine, mercury}, {astatine, thallium}, {astatine, lead}, {astatine, bismuth}, {astatine, polonium}, {astatine, astatine}, {astatine, radon}, {astatine, francium}, {astatine, radium}, {astatine, actinium}, {astatine, thorium}, {astatine, protactinium}, {astatine, uranium}, {astatine, neptunium}, {astatine, plutonium}}, {{radon, hydrogen}, {radon, helium}, {radon, lithium}, {radon, beryllium}, {radon, boron}, {radon, carbon}, {radon, nitrogen}, {radon, oxygen}, {radon, fluorine}, {radon, neon}, {radon, sodium}, {radon, magnesium}, {radon, aluminum}, {radon, silicon}, {radon, phosphorus}, {radon, sulfur}, {radon, chlorine}, {radon, argon}, {radon, potassium}, {radon, calcium}, {radon, scandium}, {radon, titanium}, {radon, vanadium}, {radon, chromium}, {radon, manganese}, {radon, iron}, {radon, cobalt}, {radon, nickel}, {radon, copper}, {radon, zinc}, {radon, gallium}, {radon, germanium}, {radon, arsenic}, {radon, selenium}, {radon, bromine}, {radon, krypton}, {radon, rubidium}, {radon, strontium}, {radon, yttrium}, {radon, zirconium}, {radon, niobium}, {radon, molybdenum}, {radon, technetium}, {radon, ruthenium}, {radon, palladium}, {radon, silver}, {radon, cadmium}, {radon, indium}, {radon, tin}, {radon, antimony}, {radon, tellurium}, {radon, iodine}, {radon, xenon}, {radon, cesium}, {radon, barium}, {radon, lanthanum}, {radon, cerium}, {radon, praseodymium}, {radon, neodymium}, {radon, promethium}, {radon, samarium}, {radon, europium}, {radon, gadolinium}, {radon, terbium}, {radon, dysprosium}, {radon, holmium}, {radon, erbium}, {radon, thulium}, {radon, ytterbium}, {radon, lutetium}, {radon, hafnium}, {radon, tantalum}, {radon, tungsten}, {radon, rhenium}, {radon, osmium}, {radon, iridium}, {radon, platinum}, {radon, gold}, {radon, mercury}, {radon, thallium}, {radon, lead}, {radon, bismuth}, {radon, polonium}, {radon, astatine}, {radon, radon}, {radon, francium}, {radon, radium}, {radon, actinium}, {radon, thorium}, {radon, protactinium}, {radon, uranium}, {radon, neptunium}, {radon, plutonium}}, {{francium, hydrogen}, {francium, helium}, {francium, lithium}, {francium, beryllium}, {francium, boron}, {francium, carbon}, {francium, nitrogen}, {francium, oxygen}, {francium, fluorine}, {francium, neon}, {francium, sodium}, {francium, magnesium}, {francium, aluminum}, {francium, silicon}, {francium, phosphorus}, {francium, sulfur}, {francium, chlorine}, {francium, argon}, {francium, potassium}, {francium, calcium}, {francium, scandium}, {francium, titanium}, {francium, vanadium}, {francium, chromium}, {francium, manganese}, {francium, iron}, {francium, cobalt}, {francium, nickel}, {francium, copper}, {francium, zinc}, {francium, gallium}, {francium, germanium}, {francium, arsenic}, {francium, selenium}, {francium, bromine}, {francium, krypton}, {francium, rubidium}, {francium, strontium}, {francium, yttrium}, {francium, zirconium}, {francium, niobium}, {francium, molybdenum}, {francium, technetium}, {francium, ruthenium}, {francium, palladium}, {francium, silver}, {francium, cadmium}, {francium, indium}, {francium, tin}, {francium, antimony}, {francium, tellurium}, {francium, iodine}, {francium, xenon}, {francium, cesium}, {francium, barium}, {francium, lanthanum}, {francium, cerium}, {francium, praseodymium}, {francium, neodymium}, {francium, promethium}, {francium, samarium}, {francium, europium}, {francium, gadolinium}, {francium, terbium}, {francium, dysprosium}, {francium, holmium}, {francium, erbium}, {francium, thulium}, {francium, ytterbium}, {francium, lutetium}, {francium, hafnium}, {francium, tantalum}, {francium, tungsten}, {francium, rhenium}, {francium, osmium}, {francium, iridium}, {francium, platinum}, {francium, gold}, {francium, mercury}, {francium, thallium}, {francium, lead}, {francium, bismuth}, {francium, polonium}, {francium, astatine}, {francium, radon}, {francium, francium}, {francium, radium}, {francium, actinium}, {francium, thorium}, {francium, protactinium}, {francium, uranium}, {francium, neptunium}, {francium, plutonium}}, {{radium, hydrogen}, {radium, helium}, {radium, lithium}, {radium, beryllium}, {radium, boron}, {radium, carbon}, {radium, nitrogen}, {radium, oxygen}, {radium, fluorine}, {radium, neon}, {radium, sodium}, {radium, magnesium}, {radium, aluminum}, {radium, silicon}, {radium, phosphorus}, {radium, sulfur}, {radium, chlorine}, {radium, argon}, {radium, potassium}, {radium, calcium}, {radium, scandium}, {radium, titanium}, {radium, vanadium}, {radium, chromium}, {radium, manganese}, {radium, iron}, {radium, cobalt}, {radium, nickel}, {radium, copper}, {radium, zinc}, {radium, gallium}, {radium, germanium}, {radium, arsenic}, {radium, selenium}, {radium, bromine}, {radium, krypton}, {radium, rubidium}, {radium, strontium}, {radium, yttrium}, {radium, zirconium}, {radium, niobium}, {radium, molybdenum}, {radium, technetium}, {radium, ruthenium}, {radium, palladium}, {radium, silver}, {radium, cadmium}, {radium, indium}, {radium, tin}, {radium, antimony}, {radium, tellurium}, {radium, iodine}, {radium, xenon}, {radium, cesium}, {radium, barium}, {radium, lanthanum}, {radium, cerium}, {radium, praseodymium}, {radium, neodymium}, {radium, promethium}, {radium, samarium}, {radium, europium}, {radium, gadolinium}, {radium, terbium}, {radium, dysprosium}, {radium, holmium}, {radium, erbium}, {radium, thulium}, {radium, ytterbium}, {radium, lutetium}, {radium, hafnium}, {radium, tantalum}, {radium, tungsten}, {radium, rhenium}, {radium, osmium}, {radium, iridium}, {radium, platinum}, {radium, gold}, {radium, mercury}, {radium, thallium}, {radium, lead}, {radium, bismuth}, {radium, polonium}, {radium, astatine}, {radium, radon}, {radium, francium}, {radium, radium}, {radium, actinium}, {radium, thorium}, {radium, protactinium}, {radium, uranium}, {radium, neptunium}, {radium, plutonium}}, {{actinium, hydrogen}, {actinium, helium}, {actinium, lithium}, {actinium, beryllium}, {actinium, boron}, {actinium, carbon}, {actinium, nitrogen}, {actinium, oxygen}, {actinium, fluorine}, {actinium, neon}, {actinium, sodium}, {actinium, magnesium}, {actinium, aluminum}, {actinium, silicon}, {actinium, phosphorus}, {actinium, sulfur}, {actinium, chlorine}, {actinium, argon}, {actinium, potassium}, {actinium, calcium}, {actinium, scandium}, {actinium, titanium}, {actinium, vanadium}, {actinium, chromium}, {actinium, manganese}, {actinium, iron}, {actinium, cobalt}, {actinium, nickel}, {actinium, copper}, {actinium, zinc}, {actinium, gallium}, {actinium, germanium}, {actinium, arsenic}, {actinium, selenium}, {actinium, bromine}, {actinium, krypton}, {actinium, rubidium}, {actinium, strontium}, {actinium, yttrium}, {actinium, zirconium}, {actinium, niobium}, {actinium, molybdenum}, {actinium, technetium}, {actinium, ruthenium}, {actinium, palladium}, {actinium, silver}, {actinium, cadmium}, {actinium, indium}, {actinium, tin}, {actinium, antimony}, {actinium, tellurium}, {actinium, iodine}, {actinium, xenon}, {actinium, cesium}, {actinium, barium}, {actinium, lanthanum}, {actinium, cerium}, {actinium, praseodymium}, {actinium, neodymium}, {actinium, promethium}, {actinium, samarium}, {actinium, europium}, {actinium, gadolinium}, {actinium, terbium}, {actinium, dysprosium}, {actinium, holmium}, {actinium, erbium}, {actinium, thulium}, {actinium, ytterbium}, {actinium, lutetium}, {actinium, hafnium}, {actinium, tantalum}, {actinium, tungsten}, {actinium, rhenium}, {actinium, osmium}, {actinium, iridium}, {actinium, platinum}, {actinium, gold}, {actinium, mercury}, {actinium, thallium}, {actinium, lead}, {actinium, bismuth}, {actinium, polonium}, {actinium, astatine}, {actinium, radon}, {actinium, francium}, {actinium, radium}, {actinium, actinium}, {actinium, thorium}, {actinium, protactinium}, {actinium, uranium}, {actinium, neptunium}, {actinium, plutonium}}, {{thorium, hydrogen}, {thorium, helium}, {thorium, lithium}, {thorium, beryllium}, {thorium, boron}, {thorium, carbon}, {thorium, nitrogen}, {thorium, oxygen}, {thorium, fluorine}, {thorium, neon}, {thorium, sodium}, {thorium, magnesium}, {thorium, aluminum}, {thorium, silicon}, {thorium, phosphorus}, {thorium, sulfur}, {thorium, chlorine}, {thorium, argon}, {thorium, potassium}, {thorium, calcium}, {thorium, scandium}, {thorium, titanium}, {thorium, vanadium}, {thorium, chromium}, {thorium, manganese}, {thorium, iron}, {thorium, cobalt}, {thorium, nickel}, {thorium, copper}, {thorium, zinc}, {thorium, gallium}, {thorium, germanium}, {thorium, arsenic}, {thorium, selenium}, {thorium, bromine}, {thorium, krypton}, {thorium, rubidium}, {thorium, strontium}, {thorium, yttrium}, {thorium, zirconium}, {thorium, niobium}, {thorium, molybdenum}, {thorium, technetium}, {thorium, ruthenium}, {thorium, palladium}, {thorium, silver}, {thorium, cadmium}, {thorium, indium}, {thorium, tin}, {thorium, antimony}, {thorium, tellurium}, {thorium, iodine}, {thorium, xenon}, {thorium, cesium}, {thorium, barium}, {thorium, lanthanum}, {thorium, cerium}, {thorium, praseodymium}, {thorium, neodymium}, {thorium, promethium}, {thorium, samarium}, {thorium, europium}, {thorium, gadolinium}, {thorium, terbium}, {thorium, dysprosium}, {thorium, holmium}, {thorium, erbium}, {thorium, thulium}, {thorium, ytterbium}, {thorium, lutetium}, {thorium, hafnium}, {thorium, tantalum}, {thorium, tungsten}, {thorium, rhenium}, {thorium, osmium}, {thorium, iridium}, {thorium, platinum}, {thorium, gold}, {thorium, mercury}, {thorium, thallium}, {thorium, lead}, {thorium, bismuth}, {thorium, polonium}, {thorium, astatine}, {thorium, radon}, {thorium, francium}, {thorium, radium}, {thorium, actinium}, {thorium, thorium}, {thorium, protactinium}, {thorium, uranium}, {thorium, neptunium}, {thorium, plutonium}}, {{protactinium, hydrogen}, {protactinium, helium}, {protactinium, lithium}, {protactinium, beryllium}, {protactinium, boron}, {protactinium, carbon}, {protactinium, nitrogen}, {protactinium, oxygen}, {protactinium, fluorine}, {protactinium, neon}, {protactinium, sodium}, {protactinium, magnesium}, {protactinium, aluminum}, {protactinium, silicon}, {protactinium, phosphorus}, {protactinium, sulfur}, {protactinium, chlorine}, {protactinium, argon}, {protactinium, potassium}, {protactinium, calcium}, {protactinium, scandium}, {protactinium, titanium}, {protactinium, vanadium}, {protactinium, chromium}, {protactinium, manganese}, {protactinium, iron}, {protactinium, cobalt}, {protactinium, nickel}, {protactinium, copper}, {protactinium, zinc}, {protactinium, gallium}, {protactinium, germanium}, {protactinium, arsenic}, {protactinium, selenium}, {protactinium, bromine}, {protactinium, krypton}, {protactinium, rubidium}, {protactinium, strontium}, {protactinium, yttrium}, {protactinium, zirconium}, {protactinium, niobium}, {protactinium, molybdenum}, {protactinium, technetium}, {protactinium, ruthenium}, {protactinium, palladium}, {protactinium, silver}, {protactinium, cadmium}, {protactinium, indium}, {protactinium, tin}, {protactinium, antimony}, {protactinium, tellurium}, {protactinium, iodine}, {protactinium, xenon}, {protactinium, cesium}, {protactinium, barium}, {protactinium, lanthanum}, {protactinium, cerium}, {protactinium, praseodymium}, {protactinium, neodymium}, {protactinium, promethium}, {protactinium, samarium}, {protactinium, europium}, {protactinium, gadolinium}, {protactinium, terbium}, {protactinium, dysprosium}, {protactinium, holmium}, {protactinium, erbium}, {protactinium, thulium}, {protactinium, ytterbium}, {protactinium, lutetium}, {protactinium, hafnium}, {protactinium, tantalum}, {protactinium, tungsten}, {protactinium, rhenium}, {protactinium, osmium}, {protactinium, iridium}, {protactinium, platinum}, {protactinium, gold}, {protactinium, mercury}, {protactinium, thallium}, {protactinium, lead}, {protactinium, bismuth}, {protactinium, polonium}, {protactinium, astatine}, {protactinium, radon}, {protactinium, francium}, {protactinium, radium}, {protactinium, actinium}, {protactinium, thorium}, {protactinium, protactinium}, {protactinium, uranium}, {protactinium, neptunium}, {protactinium, plutonium}}, {{uranium, hydrogen}, {uranium, helium}, {uranium, lithium}, {uranium, beryllium}, {uranium, boron}, {uranium, carbon}, {uranium, nitrogen}, {uranium, oxygen}, {uranium, fluorine}, {uranium, neon}, {uranium, sodium}, {uranium, magnesium}, {uranium, aluminum}, {uranium, silicon}, {uranium, phosphorus}, {uranium, sulfur}, {uranium, chlorine}, {uranium, argon}, {uranium, potassium}, {uranium, calcium}, {uranium, scandium}, {uranium, titanium}, {uranium, vanadium}, {uranium, chromium}, {uranium, manganese}, {uranium, iron}, {uranium, cobalt}, {uranium, nickel}, {uranium, copper}, {uranium, zinc}, {uranium, gallium}, {uranium, germanium}, {uranium, arsenic}, {uranium, selenium}, {uranium, bromine}, {uranium, krypton}, {uranium, rubidium}, {uranium, strontium}, {uranium, yttrium}, {uranium, zirconium}, {uranium, niobium}, {uranium, molybdenum}, {uranium, technetium}, {uranium, ruthenium}, {uranium, palladium}, {uranium, silver}, {uranium, cadmium}, {uranium, indium}, {uranium, tin}, {uranium, antimony}, {uranium, tellurium}, {uranium, iodine}, {uranium, xenon}, {uranium, cesium}, {uranium, barium}, {uranium, lanthanum}, {uranium, cerium}, {uranium, praseodymium}, {uranium, neodymium}, {uranium, promethium}, {uranium, samarium}, {uranium, europium}, {uranium, gadolinium}, {uranium, terbium}, {uranium, dysprosium}, {uranium, holmium}, {uranium, erbium}, {uranium, thulium}, {uranium, ytterbium}, {uranium, lutetium}, {uranium, hafnium}, {uranium, tantalum}, {uranium, tungsten}, {uranium, rhenium}, {uranium, osmium}, {uranium, iridium}, {uranium, platinum}, {uranium, gold}, {uranium, mercury}, {uranium, thallium}, {uranium, lead}, {uranium, bismuth}, {uranium, polonium}, {uranium, astatine}, {uranium, radon}, {uranium, francium}, {uranium, radium}, {uranium, actinium}, {uranium, thorium}, {uranium, protactinium}, {uranium, uranium}, {uranium, neptunium}, {uranium, plutonium}}, {{neptunium, hydrogen}, {neptunium, helium}, {neptunium, lithium}, {neptunium, beryllium}, {neptunium, boron}, {neptunium, carbon}, {neptunium, nitrogen}, {neptunium, oxygen}, {neptunium, fluorine}, {neptunium, neon}, {neptunium, sodium}, {neptunium, magnesium}, {neptunium, aluminum}, {neptunium, silicon}, {neptunium, phosphorus}, {neptunium, sulfur}, {neptunium, chlorine}, {neptunium, argon}, {neptunium, potassium}, {neptunium, calcium}, {neptunium, scandium}, {neptunium, titanium}, {neptunium, vanadium}, {neptunium, chromium}, {neptunium, manganese}, {neptunium, iron}, {neptunium, cobalt}, {neptunium, nickel}, {neptunium, copper}, {neptunium, zinc}, {neptunium, gallium}, {neptunium, germanium}, {neptunium, arsenic}, {neptunium, selenium}, {neptunium, bromine}, {neptunium, krypton}, {neptunium, rubidium}, {neptunium, strontium}, {neptunium, yttrium}, {neptunium, zirconium}, {neptunium, niobium}, {neptunium, molybdenum}, {neptunium, technetium}, {neptunium, ruthenium}, {neptunium, palladium}, {neptunium, silver}, {neptunium, cadmium}, {neptunium, indium}, {neptunium, tin}, {neptunium, antimony}, {neptunium, tellurium}, {neptunium, iodine}, {neptunium, xenon}, {neptunium, cesium}, {neptunium, barium}, {neptunium, lanthanum}, {neptunium, cerium}, {neptunium, praseodymium}, {neptunium, neodymium}, {neptunium, promethium}, {neptunium, samarium}, {neptunium, europium}, {neptunium, gadolinium}, {neptunium, terbium}, {neptunium, dysprosium}, {neptunium, holmium}, {neptunium, erbium}, {neptunium, thulium}, {neptunium, ytterbium}, {neptunium, lutetium}, {neptunium, hafnium}, {neptunium, tantalum}, {neptunium, tungsten}, {neptunium, rhenium}, {neptunium, osmium}, {neptunium, iridium}, {neptunium, platinum}, {neptunium, gold}, {neptunium, mercury}, {neptunium, thallium}, {neptunium, lead}, {neptunium, bismuth}, {neptunium, polonium}, {neptunium, astatine}, {neptunium, radon}, {neptunium, francium}, {neptunium, radium}, {neptunium, actinium}, {neptunium, thorium}, {neptunium, protactinium}, {neptunium, uranium}, {neptunium, neptunium}, {neptunium, plutonium}}, {{plutonium, hydrogen}, {plutonium, helium}, {plutonium, lithium}, {plutonium, beryllium}, {plutonium, boron}, {plutonium, carbon}, {plutonium, nitrogen}, {plutonium, oxygen}, {plutonium, fluorine}, {plutonium, neon}, {plutonium, sodium}, {plutonium, magnesium}, {plutonium, aluminum}, {plutonium, silicon}, {plutonium, phosphorus}, {plutonium, sulfur}, {plutonium, chlorine}, {plutonium, argon}, {plutonium, potassium}, {plutonium, calcium}, {plutonium, scandium}, {plutonium, titanium}, {plutonium, vanadium}, {plutonium, chromium}, {plutonium, manganese}, {plutonium, iron}, {plutonium, cobalt}, {plutonium, nickel}, {plutonium, copper}, {plutonium, zinc}, {plutonium, gallium}, {plutonium, germanium}, {plutonium, arsenic}, {plutonium, selenium}, {plutonium, bromine}, {plutonium, krypton}, {plutonium, rubidium}, {plutonium, strontium}, {plutonium, yttrium}, {plutonium, zirconium}, {plutonium, niobium}, {plutonium, molybdenum}, {plutonium, technetium}, {plutonium, ruthenium}, {plutonium, palladium}, {plutonium, silver}, {plutonium, cadmium}, {plutonium, indium}, {plutonium, tin}, {plutonium, antimony}, {plutonium, tellurium}, {plutonium, iodine}, {plutonium, xenon}, {plutonium, cesium}, {plutonium, barium}, {plutonium, lanthanum}, {plutonium, cerium}, {plutonium, praseodymium}, {plutonium, neodymium}, {plutonium, promethium}, {plutonium, samarium}, {plutonium, europium}, {plutonium, gadolinium}, {plutonium, terbium}, {plutonium, dysprosium}, {plutonium, holmium}, {plutonium, erbium}, {plutonium, thulium}, {plutonium, ytterbium}, {plutonium, lutetium}, {plutonium, hafnium}, {plutonium, tantalum}, {plutonium, tungsten}, {plutonium, rhenium}, {plutonium, osmium}, {plutonium, iridium}, {plutonium, platinum}, {plutonium, gold}, {plutonium, mercury}, {plutonium, thallium}, {plutonium, lead}, {plutonium, bismuth}, {plutonium, polonium}, {plutonium, astatine}, {plutonium, radon}, {plutonium, francium}, {plutonium, radium}, {plutonium, actinium}, {plutonium, thorium}, {plutonium, protactinium}, {plutonium, uranium}, {plutonium, neptunium}, {plutonium, plutonium}}}

Take that, search engine!