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Promethium and Potassium Periodic Table


Potassium and Promethium in Periodic Table


Periodic Table

Symbol
Pm   
K   

Group Number
Not Available   
1   
17

Period Number
6   
4   

Block
f block   
s block   

Element Family
Lanthanide   
Alkali   

CAS Number
7440122   
99+
7440097   
99+

Space Group Name
Not Available   
Im_ 3m   

Space Group Number
Not Available   
229.00   
1

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