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Protactinium and Uranium Periodic Table


Uranium and Protactinium in Periodic Table


Periodic Table

Symbol
Pa   
U   

Group Number
Not Available   
0   
18

Period Number
7   
7   

Block
f block   
f block   

Element Family
Actinide   
Actinide   

CAS Number
7440133   
99+
7440611   
28

Space Group Name
I4/mmm   
Cmcm   

Space Group Number
139.00   
8
63.00   
10

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