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Actinium
Actinium

Copernicium
Copernicium



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Actinium and Copernicium Periodic Table

Periodic Table

Symbol

Ac
Cn

Group Number

312
0 17
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Period Number

77
2 7
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Block

f block
d block

Element Family

Actinide
Transition Metal

CAS Number

744034854084263
7429905 54386242
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Space Group Name

Fm_ 3m
-

Space Group Number

225.00187.00
11 276
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