Home
Compare Metals


Promethium and Protactinium Periodic Table


Protactinium and Promethium in Periodic Table


Periodic Table

Symbol
Pm  
Pa  

Group Number
3  
15
3  
15

Period Number
6  
7  

Block
f block  
f block  

Element Family
Lanthanide  
Actinide  

CAS Number
7440122  
99+
7440133  
99+

Space Group Name
-  
I4/mmm  

Space Group Number
194.00  
7
139.00  
11

Facts >>
<< Summary

Compare Lanthanide Series

Lanthanide Series

Lanthanide Series

» More Lanthanide Series

Compare Lanthanide Series

» More Compare Lanthanide Series