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Osmium
Osmium

Chromium
Chromium



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Osmium
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Osmium and Chromium Periodic Table

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Periodic Table

Symbol

Os
Cr

Group Number

86
0 17
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Period Number

64
2 7
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Block

d block
d block

Element Family

Transition Metal
Transition Metal

CAS Number

74400427440473
7429905 54386242
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Space Group Name

P63/mmc
Im_ 3m

Space Group Number

194.00229.00
11 276
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