Definition of Chlorous

1. a. Of, pertaining to, or derived from, chlorine; -- said of those compounds of chlorine in which this element has a valence of three, the next lower than in chloric compounds; as, chlorous acid, HClO2.

Definition of Chlorous

1. Adjective. (chemistry) Of a compound, containing chlorine with a lower oxidation number than equivalent chloric compounds; especially having an oxidation number of 3. ¹

2. Adjective. (obsolete) Relating to, or resembling, the electronegative character of chlorine; hence, electronegative; opposed to (term basylous) or (term zincous). ¹

¹ Source:

Definition of Chlorous

1. pertaining to chlorine [adj] - See also: chlorine

Medical Definition of Chlorous

1. 1. Relating to chlorine. 2. Denoting compounds of chlorine in which its valence is +3; e.g., chlorous acid. (05 Mar 2000)

Chlorous Pictures

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Lexicographical Neighbors of Chlorous

chlorothen citrate
chlorotic anaemia
chlorotriazine dyes
chlorous (current term)
chlorous acid
chlorpheniramine maleate
chlorphenol red

Literary usage of Chlorous

Below you will find example usage of this term as found in modern and/or classical literature:

1. Manual of Qualitative Chemical Analysis by C. Remigius Fresenius (1897)
"chlorous and chloric acids, when they are combined with bases, do not attack mercury (WOLTERS). Solution of potassium permanganate is not decolorized. ..."

2. Elements of Inorganic Chemistry: Including the Applications of the Science by Thomas Graham (1858)
"chlorous acid is formed by the deoxidation of chloric acid in various circumstances. ... chlorous acid is a gas of a greenish-yellow colour, of which water ..."

3. Hand-book of Chemistry by Leopold Gmelin, Henry Watts (1849)
"Most metals act upon a mixture of nitric acid and chlorate of potash in sucha manner ae to form chlorous acid : the metal is oxidized at the expense of a ..."

4. Elements of Chemistry: Including the Most Recent Discoveries and by Robert Kane (1851)
"chlorous Acid,—When chlorate of potash in fine powder is decomposed by moderately strong sulphuric acid, the chloric acid, at the moment of being set free, ..."

5. Elements of Chemistry: Theoretical and Practical by William Allen Miller, Charles Edward Groves, Herbert McLeod (1878)
"chlorous anhydride is a dangerous compound to prepare, as exposure to a temperature not much exceeding 55° (131° F.) is sufficient to cause it to decompose ..."

6. Fownes Manual of Chemistry, Theoretical and Practical: A New American from by George Fownes (1885)
"It dissolves freely in water and in alkaline solutions, forming chlorous acid ... The reaction by which chlorous oxide is formed is somewhat complicated. ..."

7. Elements of Chemistry: Theoretical and Practical by William Andrew Miller (1873)
"Tartaric acid may be substituted for arsenious anhydride in this operation, but the gas is then mixed .with carbonic anhydride. chlorous acid ..."

8. A Handbook of Inorganic Chemistry: Being a New and Greatly Enl. Ed. of the by William Gregory (1853)
"chlorous acid is given off as a deep yellow gas, which is even more easily decomposed, and more explosive than the preceding acid. Hence, very great caution ..."

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