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Francium and Chromium Periodic Table


Chromium and Francium in Periodic Table


Periodic Table

Symbol
Fr   
Cr   

Group Number
1   
17
6   
12

Period Number
7   
4   

Block
s block   
d block   

Element Family
Alkali   
Transition Metal   

CAS Number
7440735   
18
7440473   
39

Space Group Name
Not Available   
Im_ 3m   

Space Group Number
Not Available   
229.00   
1

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