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Chromium
Chromium

Niobium
Niobium



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Chromium
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Niobium

Chromium and Niobium Periodic Table

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Periodic Table

Symbol

Cr
Nb

Group Number

65
0 17
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Period Number

45
2 7
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Block

d block
d block

Element Family

Transition Metal
Transition Metal

CAS Number

74404737440031
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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