Protactinium and Lawrencium Periodic Table
Symbol
Pa
  
Lr
  
Group Number
Not Available
  
Not Available
  
Period Number
7
  
7
  
Block
f block
  
d block
  
Element Family
Actinide
  
Actinide
  
Space Group Name
I4/mmm
  
Not Available
  
Space Group Number
Not Available