Definition of nitrous acid in English:

nitrous acid

Line breaks: ni|trous acid

noun

[mass noun] Chemistry
  • An unstable, weak acid, existing only in solution and in the gas phase, made by the action of acids on nitrites.
    • Chemical formula: HNO2
    More example sentences
    • Secondary amines react with nitrous acid to give nitroso compounds, pale yellow oils that are insoluble in water.
    • Some substances are capable of acting either as reductants or as oxidants, e.g., hydrogen peroxide and nitrous acid.
    • Nitrite ions also present a more acute toxicity toward the photosynthetic apparatus especially in their acid form, nitrous acid, which can diffuse freely across membranes.

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Pronunciation: mɪˈlɔːd
noun
used to address an English nobleman