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calcium oxide

   Also found in: Medical, Legal, Acronyms, Encyclopedia, Wikipedia 0.01 sec.
calcium oxide
n.
A white, caustic, lumpy powder, CaO, used as a refractory, as a flux, in manufacturing steel and paper, in glassmaking, in waste treatment, in insecticides, and as an industrial alkali. Also called lime3.
calcium oxide
n
(Chemistry / Elements & Compounds) a white crystalline base used in the production of calcium hydroxide and bleaching powder and in the manufacture of glass, paper, and steel. Formula: CaO Also called lime quicklime calx burnt lime calcined lime fluxing lime
calcium oxide
A white solid compound that has a very high melting point and reacts with water to form calcium hydroxide. It is often prepared commercially by heating limestone. Calcium oxide is used as an alkali for treating acidic soils and in manufacturing steel, paper, and glass, and it is the main component of lime. Chemical formula: CaO.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.calcium oxide - a white crystalline oxide used in the production of calcium hydroxide
burnt lime, calcined lime, calx, fluxing lime, quicklime, unslaked lime, lime
atomic number 20, Ca, calcium - a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals
oxide - any compound of oxygen with another element or a radical
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But a two-dimensional look at a unit of cement hydrate would show layers of triangles (the silica tetrahedra) with every third, sixth or ninth triangle turned up or down along the horizontal axis, reaching into the layer of calcium oxide above or below.
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It takes the form of either white powder or colorless crystal which is produced when another chemical compound which is the calcium oxide is quenched with water.
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While calcium oxide is a good choice (it does not form a prodegradant complex), it is not as active as zinc oxide.
Activation systems for improved aging in epichlorohydrin terpolymer ... by Harber, Samuel C. / Rubber World
 
 
 
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