sulfurous anhydride
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sulfurous anhydride — noun or sulfurous acid anhydride : sulfur dioxide … Useful english dictionary
sulfurous acid anhydride — noun see sulfurous anhydride … Useful english dictionary
Sulfur dioxide — Chembox new Name = Sulphur dioxide ImageFileL1 = Sulfur dioxide 2D.svg ImageSizeL1 = 120 ImageFileR1 = Sulfur dioxide 3D vdW.png OtherNames = sulfur(IV) oxide; sulfurous anhydride Section1 = Chembox Identifiers CASNo = CASRN|7|4|4|6|0|9|5… … Wikipedia
sulfur dioxide — n a heavy pungent toxic gas SO2 that is easily condensed to a colorless liquid, is used esp. in making sulfuric acid, in bleaching, as a preservative, and as a refrigerant, and is a major air pollutant esp. in industrial areas * * * [NF] a… … Medical dictionary
sul|fa — «SUHL fuh», adjective, noun. –adj. of or having to do with a family of drugs containing sulfurous anhydride (SO2), derived from sulfanilamide, and used in treating various bacterial infections. –n. a sulfa drug. Also, sulpha. ╂[abstracted <… … Useful english dictionary
oxyacid — /ok see as id/, n. Chem. an inorganic acid containing oxygen. Also called oxygen acid. [1830 40; OXY 2 + ACID] * * * ▪ chemical compound Introduction any oxygen containing acid. Most covalent nonmetallic oxides (oxide) react with water to… … Universalium
oxide — oxidic /ok sid ik/, adj. /ok suyd, sid/, n. Chem. a compound in which oxygen is bonded to one or more electropositive atoms. Also, oxid /ok sid/. [1780 90; < F (now oxyde), b. oxygène and acide. See OXYGEN, ACID] * * * I Any of a large and… … Universalium
sulfur oxide — ▪ chemical compound any of several compounds of sulfur and oxygen, the most important of which are sulfur dioxide (SO2) and sulfur trioxide (SO3), both of which are manufactured in huge quantities in intermediate steps of sulfuric acid… … Universalium
Sulfuric acid — Sulfuric acid … Wikipedia
Phosphorus — This article is about the chemical element. For other uses, see Phosphorus (disambiguation). silicon ← phosphorus → sulfur … Wikipedia
