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Properties of substance:

gold(III) bromide

Group of substances:

inorganic

Physical appearance:

plate-like crystals

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

AuBr3

Structural formula as text:

AuBr3

Molar/atomic mass: 436.68

Decomposition temperature (°C):

150

Solubility (g/100 g of solvent):

diethyl ether: soluble [Ref.]
methyl acetate: soluble [Ref.]
water: sparingly soluble [Ref.]
water: reaction (100°C) [Ref.]

Reactions of synthesis:

  1. [Ref.1]
    2Au + 3Br2 → 2AuBr3

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-54 (s)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

-18 (s)

Standard molar entropy S0 (298.15 K, J/(mol·K)):

155 (s)

References:

  1. Comey A. M., Hahn D. A. A dictionary of Chemical Solubilities Inorganic. - 2 ed. - New York, The MacMillan Company, 1921. - pp. 369
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 120-121 [Russian]
  3. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 276 [Russian]
  4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 64 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru