manganous

[mang-guh-nuh s, man-gan-uh s, mang-]

adjective Chemistry.

containing bivalent manganese.

Origin of manganous

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for manganous

Historical Examples of manganous

Only the manganous and the chromic salts, however, are of importance.
An Elementary Study of Chemistry
William McPherson
Frequently also, magnesia and manganous oxide are present in small amounts, the former reaching 16%.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 3
Various
By neutralising concentrated acetic acid with manganous carbonate, and evaporating the solution so that crystals may form.
Cooley's Practical Receipts, Volume II
Arnold Cooley
Formed by adding potassium hydrate to manganous sulphate, and filtering and drying the precipitate in vacuo.
Cooley's Practical Receipts, Volume II
Arnold Cooley
By precipitating a solution of manganous sulphate with a solution of sodium phosphate.
Cooley's Practical Receipts, Volume II
Arnold Cooley

British Dictionary definitions for manganous

manganous

adjective

of or containing manganese in the divalent state

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