Ionization energies: periodicity

The ionization energy is a measure of the energy required to remove one electron from one mole of gaseous atoms or ions.


kJ mol-1



Literature sources

  1. J.E. Huheey, E.A. Keiter, and R.L. Keiter in Inorganic Chemistry : Principles of Structure and Reactivity, 4th edition, HarperCollins, New York, USA, 1993.
  2. A.M. James and M.P. Lord in Macmillan's Chemical and Physical Data, Macmillan, London, UK, 1992.

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