chromous

American  

[kroh-muhs] / ˈkroʊ məs /

adjective

1. containing chromium in the divalent state, as chromous carbonate, CrCO 3 .

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chromous British  

/ ˈkrəʊməs /

adjective

1. of or containing chromium in the divalent state

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Etymology

Origin of chromous

First recorded in 1830–40; chrom(ium) + -ous

Example Sentences

While chromium forms two series of salts, chromous salts are difficult to prepare and are of little importance.

From An Elementary Study of Chemistry by McPherson, William

As but little chromous salt is decomposed by the oxygen such a washing apparatus may serve for many experiments.

From Scientific American Supplement, No. 497, July 11, 1885 by Various

Intensities of emerald green, chromous oxide, and terre verte 103 22.

From Colour Measurement and Mixture by Abney, W. de W.

A red precipitate of chromous acetate is formed, which is washed by decantation in water containing carbonic acid.

From Scientific American Supplement, No. 497, July 11, 1885 by Various

Chromium forms three series of compounds, namely the chromous salts corresponding to CrO, chromous oxide, chromic salts, corresponding to Cr2O3, chromium sesquioxide, and the chromates corresponding to CrO3, chromium trioxide or chromic anhydride.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" by Various