ammonium hydroxide

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noun Chemistry.

a basic compound, NH4OH, existing only in solution, formed by dissolving ammonia gas in water.

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Compare ammonia.

Origin of ammonium hydroxide

First recorded in 1900–05

Words nearby ammonium hydroxide

ammonium binoxalate, ammonium carbamate, ammonium carbonate, ammonium chloride, ammonium cyanate, ammonium hydroxide, ammonium ion, ammonium lactate, ammonium nitrate, ammonium phosphate, ammonium purpurate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use ammonium hydroxide in a sentence

It should, therefore, show the chemical characteristics of a base much more decidedly than the ammonium hydroxide solution.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
It is clear then, that ammonium hydroxide is very much less ionized than are the two other bases.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
The so-called "salt-effect" on the ionization of ammonium hydroxide may be illustrated in a similar way.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
The instability of ammonium hydroxide is used as a means for detecting ammonium-ion in its salts.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz

Obviously, a specific interference of ammonium salts with the precipitating power of ammonium hydroxide is involved.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz

British Dictionary definitions for ammonium hydroxide

ammonium hydroxide

noun

a compound existing only in aqueous solution, formed when ammonia dissolves in water to form ammonium ions and hydroxide ions. Formula: NH 4 OHAlso called: aqueous ammonia

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

Scientific definitions for ammonium hydroxide

ammonium hydroxide

A colorless, basic, aqueous solution of ammonia used as a household cleanser and in the manufacture of a wide variety of products, including textiles, rayon, rubber, fertilizer, and plastic. Chemical formula: NH4OH.