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Lead and Radium Periodic Table


Radium and Lead in Periodic Table


Periodic Table

Symbol
Pb   
Ra   

Group Number
14   
4
2   
16

Period Number
6   
7   

Block
p block   
s block   

Element Family
Post-​Transition   
Alkaline Earth   

CAS Number
7439921   
99+
7440144   
99+

Space Group Name
Fm_ 3m   
Im_ 3m   

Space Group Number
225.00   
2
229.00   
1

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