Atomic Structure of Terbium and Praseodymium
Electron Configuration
[Xe] 4f9 6s2
  
[Xe] 4f3 6s2
  
Crystal Structure
Hexagonal Close Packed (HCP)
  
Hexagonal Close Packed (HCP)
  
Crystal Lattice
HCP-Crystal-Structure-of-Terbium.jpg#100
  
HCP-Crystal-Structure-of-Praseodymium.jpg#100
  
Atom
  
  
Radius of an Atom
  
  
Atomic Weight
158.93 amu
  
99+
140.91 amu
  
99+
Atomic Volume
19.20 cm3/mol
  
22
20.80 cm3/mol
  
15
Adjacent Atomic Numbers
  
  
Valence Electron Potential
46.80 (-eV)
  
33
42.64 (-eV)
  
99+
Lattice Angles
π/2, π/2, 2 π/3
  
π/2, π/2, 2 π/3