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Neptunium
Neptunium
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Gadolinium
Gadolinium
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Periodic Table van Neptunium en Gadolinium

Periodiek systeem

Symbool

Group Number

periode Aantal

Blok

element Family

CAS-nummer

Space Group Name

Space Group Number

 
Np
3
7
f block
actinide
7439998
Pnma
62,00
 
Gd
0
6
f block
lanthanide
7440542
P63 / mmc
194,00