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Neptunium
Neptunium

Chromium
Chromium



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Periodic Table van Neptunium en Chromium

Periodiek systeem

Symbool

Np
Cr

Group Number

36
0 17
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periode Aantal

74
2 7
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Blok

f block
d block

element Family

actinide
Transition Metal

CAS-nummer

74399987440473
7429905 54386242
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Space Group Name

Pnma
Im_ 3m

Space Group Number

62,00229,00
11 276
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