Lead: Properties


Atomic

  • Atomic Mass: 207.2
  • Electronegativity:
    • Pauling: 2.33
    • Allred: 1.55
    • Absolute: 3.9 eV
  • Electron Affinity: 35.1 kJ mol-1
  • Polarizability: 6.8 3
  • Effective Nuclear Charge:
    • Slater: 5.65
    • Clementi: 12.39
    • Froese Fischer: 15.33
  • Radius:
    • Pb 2 +: 132 pm
    • Pb 4 +: 84 pm
    • Atomic: 175 pm
    • Covalent: 154 pm
    • Pb 4 -: 215 pm
  • Successive Ionization Energies:
    • Pb - Pb + : 715.5 kJ mol-1
    • Pb+1 - Pb+2 : 1450.4 kJ mol-1
    • Pb+2 - Pb+3 : 3081.5 kJ mol-1
    • Pb+3 - Pb+4 : 4083 kJ mol-1
    • Pb+4 - Pb+5 : 6640 kJ mol-1
    • Pb+5 - Pb+6 : (8100) kJ mol-1
    • Pb+6 - Pb+7 : (9900) kJ mol-1
    • Pb+7 - Pb+8 : (11800) kJ mol-1
    • Pb+8 - Pb+9 : (13700) kJ mol-1
    • Pb+9 - Pb+10 : (16700) kJ mol-1
  • Common Ions : Pb 2 +, Pb 4 +, Pb 4 -