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Indium
Indium

Actinium
Actinium



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Indium and Actinium Periodic Table

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Periodic Table

Symbol

In
Ac

Group Number

133
0 17
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Period Number

57
2 7
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Block

p block
f block

Element Family

Post-​Transition
Actinide

CAS Number

74407467440348
7429905 54386242
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Space Group Name

I4/mmm
Fm_ 3m

Space Group Number

139.00225.00
11 276
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