ammonium
nounUS /əˈmoʊni.əm/
Etymology From New Latin ammōnium. Equivalent to ammonia + -ium.
1
Chemistry, Inorganic chemistry, Natural sciences, Physical sciences Usually The univalent NH₄⁺ cation, derived by the protonation of ammonia
2
Chemistry, Natural sciences, Organic chemistry, Physical sciences Especially, In compounds, Usually Any similar cation formed by replacing one or more hydrogen atoms with alkyl or aryl radicals
- Derived terms
52 terms
alkylammonium, ammonian, ammonitrate, ammonium acetate, ammonium bicarbonate, ammonium bisulfate, ammonium carbamate, ammonium carbonate, ammonium chloride, ammonium hydroxide, ammonium imine, ammonium laureth sulfate, ammoniumlike, ammonium nitrate, ammonium phosphate, ammonium phosphatide, ammonium polyvanadate, ammonium sulfate, ammonium sulphate, ammoniumyl, ammonium ylide, benzyldimethylhexadecylammonium, bisammonium, butylammonium, ceric ammonium nitrate, cetyltriethylammonium, cetyltrimethylammonium, cuprammonium, cuproammonium, dialkylammonium, diammonium, diazonium, ferric ammonium citrate, mercurammonium, metalammonium, methylammonium, monoammonium, onium, oxoammonium, polyammonium, quaternary ammonium, quaternary ammonium compound, quaternium, rhodammonium, tetraalkylammonium, tetrabutylammonium, tetradecyltrimethylammonium, tetraethylammonium, triammonium, tricyclohexylammonium, triethylammonium, trimethylphenylammonium