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Francium and Strontium Periodic Table


Strontium and Francium in Periodic Table


Periodic Table

Symbol
Fr  
Sr  

Group Number
1  
17
2  
16

Period Number
7  
5  

Block
s block  
s block  

Element Family
Alkali  
Alkaline Earth  

CAS Number
7440735  
18
7440246  
99+

Space Group Name
-  
Fm_ 3m  

Space Group Number
225.00  
3
225.00  
3

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