Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb physics, of an atom or molecule To spontaneously transition from an electrically neutral state to a lower-energy ionized state

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

auto- +‎ ionize

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Examples

  • Slide 5: Water Water can autoionize  Acts as a proton donor and a proton acceptor  towards itself Equation:  Only happens to a very small extent and allows  pure water to have a small electrical conductivity

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