Atomic Structure of Promethium and Berkelium
Electron Configuration
[Xe] 4f5 6s2
  
[Rn] 5f9 7s2
  
Crystal Structure
Double Hexagonal Close Packed (DHCP)
  
Double Hexagonal Close Packed (DHCP)
  
Crystal Lattice
DHCP-Crystal-Structure-of-Promethium.jpg#100
  
DHCP-Crystal-Structure-of-Berkelium.jpg#100
  
Atom
  
  
Radius of an Atom
  
  
Covalent Radius
Not Available
  
Van der Waals Radius
Not Available
  
Atomic Weight
145.00 amu
  
99+
Atomic Volume
22.39 cm3/mol
  
12
Not Available
  
Adjacent Atomic Numbers
  
  
Valence Electron Potential
44.10 (-eV)
  
39
45.50 (-eV)
  
36
Lattice Constant
Not Available
  
Lattice Angles
Unknown
  
π/2, π/2, 2 π/3
  
Lattice C/A Ratio
Not Available
  
Not Available