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Francium and Actinium Periodic Table


Actinium and Francium in Periodic Table


Periodic Table

Symbol
Fr   
Ac   

Group Number
1   
17
Not Available   

Period Number
7   
7   

Block
s block   
f block   

Element Family
Alkali   
Actinide   

CAS Number
7440735   
18
7440348   
99+

Space Group Name
Not Available   
Fm_ 3m   

Space Group Number
Not Available   
225.00   
2

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