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Roentgenium and Samarium Periodic Table


Samarium and Roentgenium in Periodic Table


Periodic Table

Symbol
Rg   
Sm   

Group Number
11   
7
Not Available   

Period Number
7   
6   

Block
d block   
f block   

Element Family
Unknown   
Lanthanide   

CAS Number
54386242   
1
7440199   
99+

Space Group Name
Not Available   
R_ 3m   

Space Group Number
194.00   
5
166.00   
6

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