ammonium

See also: ammónium, ammonium-, and Ammonium

English

Etymology

From New Latin ammōnium. Equivalent to ammonia +‎ -ium.

Pronunciation

• (General American) enPR: əmō'nēəm, IPA^(key): /əˈmoʊni.əm/

• Audio (Southern England):

  (file)

Noun

ammonium (usually uncountable, plural ammoniums)

1. (inorganic chemistry) The univalent NH₄⁺ cation, derived by the protonation of ammonia
2. (organic chemistry, especially in combination) Any similar cation formed by replacing one or more hydrogen atoms with alkyl or aryl radicals

Derived 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
• cetyltrimethlyammonium
• 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

Translations

univalent NH₄⁺ cation

• Catalan: amoni m
• Chinese:

  Cantonese: 銨 / 铵 (on¹)

  Mandarin: 銨 / 铵 (zh) (ǎn)

• Czech: amonium n
• Danish: ammonium n
• Dutch: ammonium (nl) n
• Finnish: ammoniumioni
• French: ammonium (fr) m
• German: Ammonium (de) n
• Greek: αμμώνιο n (ammónio)
• Hebrew: אמוניום m (amónium)
• Hindi: तिक्तातु (tiktātu), अमोनियम (amoniyam)
• Hungarian: ammónium (hu)
• Ido: amonio (io)
• Indonesian: amonium (id)
• Irish: amóiniam m
• Italian: ammonio (it) m
• Japanese: アンモニウム (anmoniumu)
• Korean: 암모늄 (ammonyum)
• Polish: amon (pl) m
• Portuguese:

  Brazilian: amônio m

  European: amónio m

• Romanian: amoniu (ro)
• Russian: аммо́ний (ru) m (ammónij)
• Serbo-Croatian:

  Cyrillic: а̀мо̄ниј m

  Roman: àmōnij (sh) m

• Spanish: amonio m
• Vietnamese: amoni

Danish

Etymology

From New Latin ammōnium. Equivalent to ammoniak +‎ -ium.

Pronunciation

• IPA^(key): [aˈmoˀnjɔm]

Noun

ammonium n (singular definite ammoniummet, not used in plural form)

1. (inorganic chemistry) ammonium

Declension

Declension of ammonium

neuter gender	singular
	indefinite	definite
nominative	ammonium	ammoniummet
genitive	ammoniums	ammoniummets

Further reading

• “ammonium” in Den Danske Ordbog

Finnish

Etymology

Internationalism, ultimately from Latin ammonium.

Pronunciation

• IPA^(key): /ˈɑmːonium/, [ˈɑ̝mːo̞ˌnium]
• Rhymes: -ium
• Hyphenation^(key): am‧mo‧ni‧um

Noun

ammonium

1. (chemistry) ammonium

   Korkea ammoniumin pitoisuus häiritsee aivojen aineenvaihduntaa.

   A high concentration of ammonium disturbs the metabolism of the brain.

Declension

Inflection of ammonium (Kotus type 5/risti, no gradation)
nominative		ammonium	ammoniumit
genitive		ammoniumin	ammoniumien
partitive		ammoniumia	ammoniumeja
illative		ammoniumiin	ammoniumeihin
		singular	plural
nominative		ammonium	ammoniumit
accusative	nom.	ammonium	ammoniumit
	gen.	ammoniumin
genitive		ammoniumin	ammoniumien
partitive		ammoniumia	ammoniumeja
inessive		ammoniumissa	ammoniumeissa
elative		ammoniumista	ammoniumeista
illative		ammoniumiin	ammoniumeihin
adessive		ammoniumilla	ammoniumeilla
ablative		ammoniumilta	ammoniumeilta
allative		ammoniumille	ammoniumeille
essive		ammoniumina	ammoniumeina
translative		ammoniumiksi	ammoniumeiksi
abessive		ammoniumitta	ammoniumeitta
instructive		—	ammoniumein
comitative		See the possessive forms below.

Possessive forms of ammonium (Kotus type 5/risti, no gradation)

first-person singular possessor singular plural nominative ammoniumini ammoniumini accusative nom. ammoniumini ammoniumini gen. ammoniumini genitive ammoniumini ammoniumieni partitive ammoniumiani ammoniumejani inessive ammoniumissani ammoniumeissani elative ammoniumistani ammoniumeistani illative ammoniumiini ammoniumeihini adessive ammoniumillani ammoniumeillani ablative ammoniumiltani ammoniumeiltani allative ammoniumilleni ammoniumeilleni essive ammoniuminani ammoniumeinani translative ammoniumikseni ammoniumeikseni abessive ammoniumittani ammoniumeittani instructive — — comitative — ammoniumeineni second-person singular possessor singular plural nominative ammoniumisi ammoniumisi accusative nom. ammoniumisi ammoniumisi gen. ammoniumisi genitive ammoniumisi ammoniumiesi partitive ammoniumiasi ammoniumejasi inessive ammoniumissasi ammoniumeissasi elative ammoniumistasi ammoniumeistasi illative ammoniumiisi ammoniumeihisi adessive ammoniumillasi ammoniumeillasi ablative ammoniumiltasi ammoniumeiltasi allative ammoniumillesi ammoniumeillesi essive ammoniuminasi ammoniumeinasi translative ammoniumiksesi ammoniumeiksesi abessive ammoniumittasi ammoniumeittasi instructive — — comitative — ammoniumeinesi first-person plural possessor singular plural nominative ammoniumimme ammoniumimme accusative nom. ammoniumimme ammoniumimme gen. ammoniumimme genitive ammoniumimme ammoniumiemme partitive ammoniumiamme ammoniumejamme inessive ammoniumissamme ammoniumeissamme elative ammoniumistamme ammoniumeistamme illative ammoniumiimme ammoniumeihimme adessive ammoniumillamme ammoniumeillamme ablative ammoniumiltamme ammoniumeiltamme allative ammoniumillemme ammoniumeillemme essive ammoniuminamme ammoniumeinamme translative ammoniumiksemme ammoniumeiksemme abessive ammoniumittamme ammoniumeittamme instructive — — comitative — ammoniumeinemme second-person plural possessor singular plural nominative ammoniuminne ammoniuminne accusative nom. ammoniuminne ammoniuminne gen. ammoniuminne genitive ammoniuminne ammoniumienne partitive ammoniumianne ammoniumejanne inessive ammoniumissanne ammoniumeissanne elative ammoniumistanne ammoniumeistanne illative ammoniumiinne ammoniumeihinne adessive ammoniumillanne ammoniumeillanne ablative ammoniumiltanne ammoniumeiltanne allative ammoniumillenne ammoniumeillenne essive ammoniuminanne ammoniumeinanne translative ammoniumiksenne ammoniumeiksenne abessive ammoniumittanne ammoniumeittanne instructive — — comitative — ammoniumeinenne third-person possessor singular plural nominative ammoniuminsa ammoniuminsa accusative nom. ammoniuminsa ammoniuminsa gen. ammoniuminsa genitive ammoniuminsa ammoniumiensa partitive ammoniumiaan ammoniumiansa ammoniumejaan ammoniumejansa inessive ammoniumissaan ammoniumissansa ammoniumeissaan ammoniumeissansa elative ammoniumistaan ammoniumistansa ammoniumeistaan ammoniumeistansa illative ammoniumiinsa ammoniumeihinsa adessive ammoniumillaan ammoniumillansa ammoniumeillaan ammoniumeillansa ablative ammoniumiltaan ammoniumiltansa ammoniumeiltaan ammoniumeiltansa allative ammoniumilleen ammoniumillensa ammoniumeilleen ammoniumeillensa essive ammoniuminaan ammoniuminansa ammoniumeinaan ammoniumeinansa translative ammoniumikseen ammoniumiksensa ammoniumeikseen ammoniumeiksensa abessive ammoniumittaan ammoniumittansa ammoniumeittaan ammoniumeittansa instructive — — comitative — ammoniumeineen ammoniumeinensa

Derived terms

compounds

• ammoniumalginaatti
• ammoniumfluoridi
• ammoniumfosfatidi
• ammoniumhydroksidi
• ammoniumioni
• ammoniumkarbonaatti
• ammoniumkloridi
• ammoniumnitraatti
• ammoniumperkloraatti
• ammoniumsulfaatti
• ammoniumsulfidi
• ammoniumtyppi

French

Pronunciation

• IPA^(key): /a.mɔ.njɔm/

Noun

ammonium m (plural ammoniums)

1. (inorganic chemistry) ammonium

Further reading

• “ammonium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.