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Properties of substance:

potassium tetrabromoaurate(III)

Group of substances:

inorganic

Physical appearance:

reddish brown rhombic crystals

Empirical formula (Hill's system for organic substances):

AuBr4K

Structural formula as text:

K[AuBr4]

Molar/atomic mass: 555.86

Decomposition temperature (°C):

120

Solubility (g/100 g of solvent):

ethanol: soluble [Ref.]
methanol: very soluble [Ref.]
water: very soluble [Ref.]

Reactions of synthesis:

  1. Yeild 100%. [Ref.1aster]
    2Au + 3Br2 + 2KBr → 2KAuBr4

References:

  1. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 126-127 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru