oxidation state

noun

Definition of oxidation state

: a positive or negative number that represents the effective charge of an atom or element and that indicates the extent or possibility of its oxidation the usual oxidation state of sodium is +1 and of oxygen −2

called also oxidation number

Examples of oxidation state in a Sentence

Recent Examples on the Web In addition, the vanadium ions can change their oxidation state during this process as well. John Timmer, Ars Technica, 4 Sep. 2020 The color depends on the oxidation state of the iron atom bound to the muscle. Popular Science, 1 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oxidation state.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of oxidation state

1928, in the meaning defined above

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Time Traveler for oxidation state

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The first known use of oxidation state was in 1928

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Dictionary Entries Near oxidation state

oxidation-reduction

oxidation state

oxidative phosphorylation

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Cite this Entry

“Oxidation state.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxidation%20state. Accessed 24 Oct. 2021.

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