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Uranium
Uranium

Actinium
Actinium



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Uranium and Actinium Periodic Table

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Periodic Table

Symbol

U
Ac

Group Number

03
0 17
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Period Number

77
2 7
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Block

f block
f block

Element Family

Actinide
Actinide

CAS Number

74406117440348
7429905 54386242
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Space Group Name

Cmcm
Fm_ 3m

Space Group Number

63.00225.00
11 276
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