Samarium and Fermium Periodic Table
Periodic Table
Symbol
Sm
Fm
Group Number
Not Available
Not Available
Period Number
6
7
Block
f block
f block
Element Family
Lanthanide
Actinide
CAS Number
7440199
99+
7440724
19
Space Group Name
R_ 3m
Not Available
Space Group Number
166.00
6
Not Available
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