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Francium and Ytterbium Periodic Table


Ytterbium and Francium in Periodic Table


Periodic Table

Symbol
Fr  
Yb  

Group Number
1  
17
3  
15

Period Number
7  
6  

Block
s block  
f block  

Element Family
Alkali  
Lanthanide  

CAS Number
7440735  
18
7440644  
26

Space Group Name
-  
Fm_ 3m  

Space Group Number
225.00  
3
225.00  
3

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