manganous

American  

[mang-guh-nuhs, man-gan-uhs, mang-] / ˈmæŋ gə nəs, mænˈgæn əs, mæŋ- /

adjective

Chemistry.

1. containing bivalent manganese.

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manganous British  

/ ˈmæŋɡənəs, mænˈɡænəs /

adjective

1. of or containing manganese in the divalent state

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Etymology

Origin of manganous

First recorded in 1815–25; mangan(ese) + -ous

Example Sentences

Manganese takes the sulfur away from the iron and the manganous sulfide which is formed collects in small globules throughout the metal without weakening it.

From Time Magazine Archive

The ferrous oxide is in part replaced by manganous oxide and lime, and in the closely allied and isomorphous species eosphorite manganese predominates over iron.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 "Chicago, University of" to "Chiton" by Various

Only the manganous and the chromic salts, however, are of importance.

From An Elementary Study of Chemistry by McPherson, William

Write the equations for the preparation of manganous chloride, carbonate, and hydroxide.

From An Elementary Study of Chemistry by McPherson, William

One molecule of permanganate equals one molecule of nitric oxide when manganous sulphate is used, since no part of the permanganate employed in this method is reduced below the superoxide condition.

From Scientific American Supplement, No. 561, October 2, 1886 by Various