Zirconium carbide

Zirconium carbide

ZrC Hard, grey crystals that are soluble in water, soluble in acids; as powder, it ignites spontaneously in air; melts at 3400_C, boils at 5100_C; used as an abrasive, refractory, and metal cladding, and in cermets, incandescent filaments, and cutting tools.

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Part of Speech: noun
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Industry/Domain: Chemistry
Category: Inorganic chemistry
Company: McGraw-Hill
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Related terms

zirconium carbide

Chemistry; Inorganic chemistry

ZrC Hard, gray crystals that are soluble in water, soluble in acids; as powder, it ignites spontaneously in air; melts at 3400_C, boils at 5100_C; used as an abrasive, refractory, ...

carbide

Chemistry; Inorganic chemistry

A binary compound of carbon with an element more electropositive than carbon; carbon-hydrogen compounds are excluded.

carbide

Science;

Calcium Carbide Ca2C. Reacts with water to form Acetylene gas (and carbon dioxide & calcium oxide) and because of impurities, also produces other noxious gases.

carbide

Metals; Metallurgy

A compound of carbon with one or more metallic elements.

carbide

Aviation; Aeronautics

A chemical compound of carbon and a metallic element. Carbides are normally very hard materials.

carbide

Arts & crafts; Sculpture

Binary element of carbon with a more electropositive element; extremely hard, brittle metal.

yttrium oxide

Chemistry; Inorganic chemistry

Y 2 O 3 A yellowish powder, insoluble in water, soluble in dilute acids; used as television tube phosphor and microwave filters. Also known as yttria.

calcium sulfate

Chemistry; Inorganic chemistry

1. CaSO 4 A white crystalline salt, insoluble in water; used in Keene’s cement, in pigments, as a paper filler, and as a drying agent. 2. Either of two hydrated forms of the ...

magnesium bromide

Chemistry; Inorganic chemistry

MgBr 2 _6H 2 O Deliquescent, colorless, bitter-tasting crystals, melting at 172_C; soluble in water, slightly soluble in alcohol; used in medicine and in the synthesis of organic ...

silicon halide

Chemistry; Inorganic chemistry

A compound of silicon and a halogen; for example, SiBr 4 , Si 2 Br 6 , SiCl 4 , Si 2 Cl 6 , Si 3 Cl 8 , SiF 4 , Si 2 F 6 , SiI 4 , and Si 2 F 6 .

yttrium sulfate

Chemistry; Inorganic chemistry

Y 2 (SO 4 ) 3 _8H 2 O Reddish crystals that are soluble in concentrated sulfuric acid, slightly soluble in water; decomposes at 700_C; used as an analytical reagent.

calcium sulfide

Chemistry; Inorganic chemistry

CaS In pure form, white cubic crystals, slightly soluble in water; used as a base for luminescent materials. Also known as hepar calcies; sulfurated lime.