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Level 7

VI° periodo


18 words 0 ignored

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Cs
Cesio
Ba
Bario
La
Lantanio
Hf
Afnio
Ta
Tantalio
W
Tungsteno
Re
Reno
Os
Osmio
Ir
Iridio
Pt
Platino
Au
Oro
Hg
Mercurio
Tl
Tallio
Pb
Piombo
Bi
Bismuto
Po
Polonio
At
Astato
Rn
Radon