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Strontium and Protactinium Periodic Table


Protactinium and Strontium in Periodic Table


Periodic Table

Symbol
Sr  
Pa  

Group Number
2  
16
3  
15

Period Number
5  
7  

Block
s block  
f block  

Element Family
Alkaline Earth  
Actinide  

CAS Number
7440246  
99+
7440133  
99+

Space Group Name
Fm_ 3m  
I4/mmm  

Space Group Number
225.00  
3
139.00  
11

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