Nernst equation

noun

An electrochemical equation that relates the reduction potential of a half-cell (or the total voltage, i.e. the electromotive force, of the full cell) at any point in time to the standard electrode potential, temperature, activity, and reaction quotient of the underlying reactions and species used.

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Meanings

nounNernst equation (plural Nernst equations)

plural Nernst equations

  1. An electrochemical equation that relates the reduction potential of a half-cell (or the total voltage, i.e. the electromotive force, of the full cell) at any point in time to the standard electrode potential, temperature, activity, and reaction quotient of the underlying reactions and species used.

Origin

Named after the German physical chemist Walther Nernst, who formulated it.

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Cite this entry
APA

Nernst equation. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Nernst%20equation

MLA

“Nernst equation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Nernst%20equation. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Nernst equation,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Nernst%20equation.

Source: Nernst equation on Wiktionary, CC BY-SA 4.0.