Einsteinium: Properties


Atomic

  • Atomic Mass: (254)
  • Electronegativity:
    • Pauling: 1.3
    • Absolute: <3.5 eV
  • Electron Affinity: <50 kJ mol-1
  • Polarizability: 19.7 3
  • Effective Nuclear Charge:
    • Slater: 1.65
  • Radius:
    • Es 2 +: 116 pm
    • Es 3 +: 98 pm
    • Es 4 +: 85 pm
  • Successive Ionization Energies:
    • Es - Es + : 619 kJ mol-1
  • Common Ions : Es 2 +, Es 3 +, Es 4 +