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Roentgenium
Roentgenium

Actinium
Actinium



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Periodic Table van Roentgenium en Actinium

Periodiek systeem

Symbool

Group Number

periode Aantal

Blok

element Family

CAS-nummer

Space Group Name

Space Group Number

 
Rg
11
7
d block
-
54386242
-
194,00
 
Ac
3
7
f block
actinide
7440348
Fm_ 3m
225,00