Lithium: Properties


Atomic

  • Atomic Mass: 6.941
  • Electronegativity:
    • Pauling: 0.98
    • Allred: 0.97
    • Absolute: 3.01 eV
  • Electron Affinity: 59.6 kJ mol-1
  • Polarizability: 24.3 3
  • Effective Nuclear Charge:
    • Slater: 1.3
    • Clementi: 1.28
    • Froese Fischer: 1.55
  • Radius:
    • Li 1 +: 78 pm
    • Atomic: 152 pm
    • Covalent: 123 pm
  • Atomic Ionization Energies:
    • 2s : 520 kJ mol-1
    • 1s : 5596 kJ mol-1
  • Successive Ionization Energies:
    • Li - Li + : 513.3 kJ mol-1
    • Li+1 - Li+2 : 7298 kJ mol-1
    • Li+2 - Li+3 : 11814.8 kJ mol-1
  • Common Ions : Li 1 +