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Barium
Barium

Neptunium
Neptunium



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Periodic Table van Barium en Neptunium

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Periodiek systeem

Symbool

Ba
Np

Group Number

23
0 17
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periode Aantal

67
2 7
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Blok

s block
f block

element Family

aardalkali-
actinide

CAS-nummer

74403937439998
7429905 54386242
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Space Group Name

Im_ 3m
Pnma

Space Group Number

229,0062,00
11 276
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