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Neptunium
Neptunium
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Radium
Radium
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Periodic Table van Neptunium en Radium

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Group Number

periode Aantal

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element Family

CAS-nummer

Space Group Name

Space Group Number

 
Np
3
7
f block
actinide
7439998
Pnma
62,00
 
Ra
2
7
s block
aardalkali-
7440144
Im_ 3m
229,00