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Protactinium and Beryllium Periodic Table


Beryllium and Protactinium in Periodic Table


Periodic Table

Symbol
Pa   
Be   

Group Number
Not Available   
2   
16

Period Number
7   
2   

Block
f block   
s block   

Element Family
Actinide   
Alkaline Earth   

CAS Number
7440133   
99+
7440417   
99+

Space Group Name
I4/mmm   
P63/mmc   

Space Group Number
139.00   
8
194.00   
5

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