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oxidation state

noun, Chemistry
1.
the state of an element or ion in a compound with regard to the electrons gained or lost by the element or ion in the reaction that formed the compound, expressed as a positive or negative number indicating the ionic charge of the element or ion.
Also called oxidation number.
Origin
1945-1950
1945-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for oxidation state
  • These charged atoms or molecules are known as ions, and the amount of charge on an ion is known as its oxidation state.
Contemporary definitions for oxidation state
noun
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oxidation state in Science
oxidation state  
See valence.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for oxidation state

oxidation number

the total number of electrons that an atom either gains or loses in order to form a chemical bond with another atom.

Learn more about oxidation number with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Word Value for oxidation

17
18
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