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Thorium
Thorium

Yttrium
Yttrium



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Thorium
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Yttrium

Thorium and Yttrium Periodic Table

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Periodic Table

Symbol

Th
Y

Group Number

03
0 17
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Period Number

75
2 7
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Block

f block
d block

Element Family

Actinide
Transition Metal

CAS Number

74403267440655
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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