Zirconium Zinc Xenon Uranium
Zinc Xenon Yttrium Zirconium
76 116 86 106
Potassium Gold Vanadium Lead
Zinc Tungsten Uranium Xenon
Ytterbium Yttrium Uranium Tin
Zinc Uranium Zirconium Xenon
Technetium Tellerium Terbium Thulium
54 114 74 94
Ytterbium Yttrium Silver Tin