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