Potassium peroxide

Potassium peroxide

K₂O₂ Yellow mass with a melting point of 490_C; decomposes with oxygen evolution in water; used as an oxidising and bleaching agent.

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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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potassium peroxide

Chemistry; Inorganic chemistry

K 2 O 2 Yellow mass with a melting point of 490_C; decomposes with oxygen evolution in water; used as an oxidizing and bleaching agent.

peroxide

Science; General science

A chemical compound that contains the peroxy (–O–O–) group. The simplest member of the series is hydrogen peroxide (HOOH), and the higher members of the series result from ...

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.

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