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Roentgenium
Roentgenium
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Fermium
Fermium
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Periodic Table van Roentgenium en Fermium

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
 
Fm
3
7
f block
actinide
7440724
-
194,00