Home
Compare Metals


Actinium and Radium Periodic Table


Radium and Actinium in Periodic Table


Periodic Table

Symbol
Ac   
Ra   

Group Number
Not Available   
2   
16

Period Number
7   
7   

Block
f block   
s block   

Element Family
Actinide   
Alkaline Earth   

CAS Number
7440348   
99+
7440144   
99+

Space Group Name
Fm_ 3m   
Im_ 3m   

Space Group Number
225.00   
2
229.00   
1

Facts >>
<< Summary

Compare Actinide Series

Actinide Metals

Actinide Metals

» More Actinide Metals

Compare Actinide Series

» More Compare Actinide Series