basic

Born-Haber Lattice Energy Cycle Calculator

U = ΔH_f − ΔH_sub − ½BE − IE − EA — lattice energy.

Calculates ionic lattice energy using the Born-Haber thermochemical cycle from formation enthalpy, sublimation, ionisation, electron affinity, and bond energies.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

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Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

U = ΔH_f° − ΔH_sub − ½×BE − IE − EA

In depth

Calculates ionic lattice energy using the Born-Haber thermochemical cycle from formation enthalpy, sublimation, ionisation, electron affinity, and bond energies.