- sulfurous acid
- noun Date: 1790 a weak unstable dibasic acid H2SO3 known in solution and through its salts and used as a reducing and bleaching agent
New Collegiate Dictionary. 2001.
sulfurous acid
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sulfurous acid — n. a colorless acid, H2SO3, known only in the form of its salts or in aqueous solution and used as a chemical reagent, a bleach, in medicine, etc … English World dictionary
Sulfurous acid — Chembox new Name = Sulfurous acid ImageFile = Sulfurous acid 2D pyramidal.png ImageSize = 150px ImageName = Sulfurous acid ImageFile1 = Sulfurous acid 3D balls.png ImageSize1 = 200px ImageName1 = Ball and stick model fo sulfurous acid IUPACName … Wikipedia
sulfurous acid — A solution of about 6% sulfur dioxide in water; used chiefly as a disinfectant and bleaching agent; it has been used externally for its parasiticidal effect in various skin diseases. * * * sulfurous acid n a weak unstable dibasic acid H2SO3 … Medical dictionary
sulfurous acid — sulfito rūgštis statusas T sritis chemija formulė H₂SO₃ atitikmenys: angl. sulfurous acid rus. сернистая кислота ryšiai: sinonimas – vandenilio trioksosulfatas (2–) … Chemijos terminų aiškinamasis žodynas
sulfurous acid — noun 1. : sulfur dioxide 2. : an unstable weak dibasic acid H2SO3 that is known especially in solutions of sulfur dioxide in water and in the form of its salts and that is a good reducing and bleaching agent forming sulfuric acid as it is… … Useful english dictionary
sulfurous acid — noun The weak acid, HSO, present in a solution of sulfur dioxide in water; it is a reducing agent and mild bleach. See Also: sulfite, bisulfite … Wiktionary
sulfurous acid anhydride — noun see sulfurous anhydride … Useful english dictionary
sulfurous acid — Chem. a colorless liquid, H2SO3, having a suffocating odor, obtained by dissolving sulfur dioxide in water, known mainly by its salts, which are sulfites: used chiefly in organic synthesis and as a bleach. [1780 90] * * * … Universalium
sulfurous acid — sul′furous ac′id n. chem. a colorless liquid, H2SO3, having a suffocating odor, used chiefly in organic synthesis and as a bleach • Etymology: 1780–90 … From formal English to slang
acid halide — ▪ chemical compound neutral compound that reacts with water to produce an acid and a hydrogen halide. Acid halides are ordinarily derived from acids or their salts by replacement of hydroxyl groups by halogen atoms. The most important… … Universalium
