Actinium and Fermium Periodic Table
Symbol
Ac
  
Fm
  
Group Number
Not Available
  
Not Available
  
Period Number
7
  
7
  
Block
f block
  
f block
  
Element Family
Actinide
  
Actinide
  
Space Group Name
Fm_ 3m
  
Not Available
  
Space Group Number
Not Available