Lexic.us

Definition of Ammonium

1. Noun. The ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion.

Definition of Ammonium

1. n. A compound radical, NH₄, having the chemical relations of a strongly basic element like the alkali metals.

Definition of Ammonium

1. Noun. (inorganic chemistry) The univalent NH₄⁺ cation, derived by the protonation of ammonia. ¹

¹ Source: wiktionary.com

Definition of Ammonium

1. a univalent chemical radical [n -S]

Medical Definition of Ammonium

1. A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals. See: Ammonia. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Ammonium

Literary usage of Ammonium

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Manual of Pharmacology and Its Applications to Therapeutics and Toxicology by Torald Hermann Sollmann (1922)
"ammonium COMPOUNDS General Statement—The ammonium ion produces rather strong stimulation and subsequent paralysis of the central nervous system, ..."

2. Journal of the American Chemical Society by American Chemical Society (1910)
"Equivalent Conductance of ammonium Chloride and Sodium Acetate. 4- Equivalent Conductance at Zero Concentration of the Various Substances. 5. ..."

3. Manual of Qualitative Chemical Analysis by C. Remigius Fresenius, Samuel William Johnson (1883)
"[§ 43. only two-thirds of the quantity of solution of ammonia, as it is better the preparation should contain a little ammonium ..."

4. Standard Methods of Chemical Analysis: A Manual of Analytical Methods and by Wilfred Welday Scott (1922)
"For precipitation of ammonium magnesium phosphate, 110 grains of ... To this are added 280 grams of ammonium chloride and 700 cc. of ammonia (sp.gr. ..."

5. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and (1910)
"The salts produced by the action of ammonia on acids are known as the ammonium salts and all contain the compound radical ammonium ( \ П.Л. Numerous ..."

6. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1916)
"ammonium chloride is used so extensively in the treatment of respiratory affections that it is important to determine whether it does or does not possess an ..."

7. Science by American Association for the Advancement of Science (1905)
"The Solubility of Calcium Sulphate in Solutions of ammonium Salts and of Certain ... It is shown that the solubility curve for calcium sulphate-ammonium ..."

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