Nitrous acid

Nitrous acid
Nitrous Ni"trous, a. [L. nitrosus full of natron: cf. F. nitreux. See {Niter}.] 1. Of, pertaining to, or containing, niter; of the quality of niter, or resembling it. [1913 Webster]

2. (Chem.) Of, pertaining to, or designating, any one of those compounds in which nitrogen has a relatively lower valence as contrasted with nitric compounds. [1913 Webster]

{Nitrous acid} (Chem.), a hypothetical acid of nitrogen {HNO2}, not known in the free state, but forming a well known series of salts, viz., the nitrites.

{Nitrous oxide}. See {Laughing gas}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Nitrous acid — Preferred IUPAC name Nitrous acid …   Wikipedia

  • nitrous acid — ► NOUN ▪ an unstable, weak acid made by the action of acids on nitrites …   English terms dictionary

  • nitrous acid — n. an acid, HNO2, known only in solution or in the form of its salts ( nitrites) …   English World dictionary

  • nitrous acid — nitrous acid. См. азотистая кислота. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • nitrous acid — Chem. an acid, HNO2, known only in solution. [1670 80] * * * ▪ chemical compound       (HNO2), an unstable, weakly acidic compound that has been prepared only in the form of cold, dilute solutions. It is useful in chemistry in converting amines… …   Universalium

  • nitrous acid — HNO2; a standard biologic and clinical laboratory reagent. * * * nitrous acid n an unstable acid HNO2 known only in solution or in the form of its salts * * * ni·trous ac·id (niґtrəs) a weak acid, HNO2, existing only in aqueous solution …   Medical dictionary

  • nitrous acid — nitrito rūgštis statusas T sritis chemija formulė HNO₂ atitikmenys: angl. nitrous acid rus. азотистая кислота ryšiai: sinonimas – vandenilio dioksonitratas (1–) …   Chemijos terminų aiškinamasis žodynas

  • nitrous acid — noun an unstable inorganic acid known only in solution and as nitrite salts • Derivationally related forms: ↑nitrify • Hypernyms: ↑acid …   Useful english dictionary

  • nitrous acid — noun Date: 1788 an unstable acid HNO2 known only in solution or in the form of its salts or esters …   New Collegiate Dictionary

  • nitrous acid — noun A weak acid, HNO, known only in solution, or as its salts and esters, the nitrites; it has a linear structure, H O N=O …   Wiktionary

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