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Hafnium
Hafnium

Holmium
Holmium



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Hafnium
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Holmium

Hafnium and Holmium Periodic Table

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Periodic Table

Symbol

Hf
Ho

Group Number

43
0 17
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Period Number

66
2 7
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Block

d block
f block

Element Family

Transition Metal
Lanthanide

CAS Number

74405867440600
7429905 54386242
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Space Group Name

P63/mmc
P63/mmc

Space Group Number

194.00194.00
11 276
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