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Chromium and Polonium Periodic Table


Polonium and Chromium in Periodic Table


Periodic Table

Symbol
Cr   
Po   

Group Number
6   
12
16   
2

Period Number
4   
6   

Block
d block   
p block   

Element Family
Transition Metal   
Post-​Transition   

CAS Number
7440473   
39
7440086   
99+

Space Group Name
Im_ 3m   
Pm-3m   

Space Group Number
229.00   
1
221.00   
3

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