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Americium and Thorium Periodic Table


Thorium and Americium in Periodic Table


Periodic Table

Symbol
Am   
Th   

Group Number
Not Available   
0   
18

Period Number
7   
7   

Block
f block   
f block   

Element Family
Actinide   
Actinide   

CAS Number
7440359   
99+
7440326   
99+

Space Group Name
P63/mmc   
P63/mmc   

Space Group Number
194.00   
5
194.00   
5

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