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Neptunium
Neptunium

Protactinium
Protactinium



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Periodic Table van Neptunium en Protactinium

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
 
Pa
3
7
f block
actinide
7440133
I4 / mmm
139,00