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Niobium
Niobium

Chromium
Chromium



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Niobium
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Chromium

Periodic Table van Niobium en Chromium

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Periodiek systeem

Symbool

Nb
Cr

Group Number

56
0 17
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periode Aantal

54
2 7
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Blok

d block
d block

element Family

Transition Metal
Transition Metal

CAS-nummer

74400317440473
7429905 54386242
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Space Group Name

Im_ 3m
Im_ 3m

Space Group Number

229,00229,00
11 276
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