chlorous acid

American

noun

a hypothetical acid, HClO 2 , known only in solution or in the form of its salts.

chlorous acid British

noun

an unstable acid that is a strong oxidizing agent. Formula: HClO 2

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of chlorous acid

First recorded in 1835–45

Example Sentences

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chlorous acid

The reaction is analogous to that used to prepare chlorous acid.

From Textbooks ● Feb. 14, 2019

The only definitely known halous acid is chlorous acid, HClO2, obtained by the reaction of barium chlorite with dilute sulfuric acid:

From Textbooks ● Feb. 14, 2019

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