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Thorium and Promethium Periodic Table


Promethium and Thorium in Periodic Table


Periodic Table

Symbol
Th   
Pm   

Group Number
0   
18
Not Available   

Period Number
7   
6   

Block
f block   
f block   

Element Family
Actinide   
Lanthanide   

CAS Number
7440326   
99+
7440122   
99+

Space Group Name
P63/mmc   
Not Available   

Space Group Number
194.00   
5
Not Available   

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