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Polonium and Neptunium Periodic Table


Neptunium and Polonium in Periodic Table


Periodic Table

Symbol
Po   
Np   

Group Number
16   
2
Not Available   

Period Number
6   
7   

Block
p block   
f block   

Element Family
Post-​Transition   
Actinide   

CAS Number
7440086   
99+
7439998   
99+

Space Group Name
Pm-3m   
Pnma   

Space Group Number
221.00   
3
62.00   
11

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