Ytterbium: Properties


Atomic

  • Atomic Mass: 173.04
  • Electronegativity:
    • Allred: 1.06
    • Absolute: <3.5 eV
  • Electron Affinity: <50 kJ mol-1
  • Polarizability: 21 3
  • Effective Nuclear Charge:
    • Slater: 2.85
    • Clementi: 8.59
    • Froese Fischer: 11.9
  • Radius:
    • Yb 2 +: 113 pm
    • Yb 3 +: 86 pm
    • Atomic: 194 pm
    • Covalent: 170 pm
  • Successive Ionization Energies:
    • Yb - Yb + : 603.4 kJ mol-1
    • Yb+1 - Yb+2 : 1176 kJ mol-1
    • Yb+2 - Yb+3 : 2415 kJ mol-1
    • Yb+3 - Yb+4 : 4220 kJ mol-1
  • Common Ions : Yb 2 +, Yb 3 +