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Ammonium Ion

Definition of the noun ammonium ion

What does ammonium ion mean as a name of something?


  1. the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion
    • lexical domain: Substances - nouns denoting substances
    • synonym of ammonium ion: ammonium
    • more generic word: ammonia = a pungent gas compounded of nitrogen and hydrogen

Printed dictionaries and other books with definitions for Ammonium Ion

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Google previewDictionary of Chemistry (2014)

by Andrew Hunt

ammonium salts contain the ammonium ion (NH4+), formed when ammonia reacts with ...

Google previewDictionary of Biomedical Science (2002)

by Peter J. Gosling

ammonium ion (chemistry) The ION NH4+, which behaves like a METAL ION. ammonium nitrate (chemistry) NH4NO3 Colourless (USA: colorless) CRYSTALLINE COMPOUND, used as a fertilizer and in ...

Google previewThe Rosen Comprehensive Dictionary of Chemistry (2007)

by John O. E. Clark, William Hemsley

ammonium ion The ion NH4+ , which behaves like a metal ion. ammonium nitrate NH4NO3 Colorless crystalline compound, ...

Google previewMosby's Dictionary of Medicine, Nursing and Health Professions - Australian & New Zealand Edition (2014)

by Peter Harris, Sue Nagy, Nicholas Vardaxis

ammonium ion, an NH4 + ion formed by the reaction of ammonia (NH3) with a hydrogen ion (H+). The ammonium ion is highly soluble in water ...

Google previewLewis' Dictionary of Toxicology (1998)

by Robert Alan Lewis

ammonium ion Amoracia lapathifolia miting; and collapse. Perforations of the esophagus and stomach may occur with fever, and abdominal rigidity. At 12-24 hours after acute exposure, lung irritation and edema may appear. Inhalation of ...

Google previewA Dictionary of Physical Sciences (1976)

by John Daintith

ammonium ion ammine. An inorganic metal complex containing coordinated ammonia molecules, as in copper ammine, [Cu(NH3)4]**. ammonal. An explosive ...

Google previewCRC Dictionary of Agricultural Sciences (2001)

by Robert Alan Lewis

ammonium ion (ammonium). a positively charged univalent ion, NH4+, derived from ammonia. The herbicidal activity of ammonium salts (e.g. , ammonium sulfate) is due largely to the presence of a- mmonium ions.

Google previewA Dictionary of Science (2010)

by Elizabeth A. Martin

ammonium ion The monovalent cation NH4*. It may be regarded as the product of the reaction of ammonia (a Lewis base) with a ...

Google previewElectrochemical Dictionary (2012)

by Allen J. Bard, Gy├Ârgy Inzelt, Fritz Scholz

n C OH: Ammonium ion is reduced at about 1:7V and creates amalgam of ammonium radical: NHC4 ...

Google previewThe Facts on File Dictionary of Inorganic Chemistry (2009)

by John Daintith

ammonium ion The ion NH4+, formed by coordination of NH3 to H+. It has tetra- hedral symmetry. ammonium nitrate ( NH4NO3) A colorless crystalline solid that is very soluble in water and also ...

Google previewFoods & Nutrition Encyclopedia, 2nd Edition (1993)

by Marion Eugene Ensminger, Audrey H. Ensminger

Under alkaline conditions, the ammonium ion may be converted to ammonia gas; under acid conditions, it forms salts. Also, the ammonium ion is a non- toxic means by which the kidney excretes excess acid. (Also see METABOLISM; and ...

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