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Francium and Polonium Periodic Table


Polonium and Francium in Periodic Table


Periodic Table

Symbol
Fr   
Po   

Group Number
1   
17
16   
2

Period Number
7   
6   

Block
s block   
p block   

Element Family
Alkali   
Post-​Transition   

CAS Number
7440735   
18
7440086   
99+

Space Group Name
Not Available   
Pm-3m   

Space Group Number
Not Available   
221.00   
3

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