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Properties of substance:

gold(I) chloride

Group of substances:

inorganic

Physical appearance:

yellow rhombic crystals

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

AuCl

Structural formula as text:

AuCl

Molar/atomic mass: 232.42

Decomposition temperature (°C):

290

Solubility (g/100 g of solvent):

acetone: reaction [Ref.]
diethyl ether: reaction [Ref.]
ethanol: reaction [Ref.]
water: reaction (100°C) [Ref.]

Density:

7.4 (20°C, g/cm3)

Reactions:

  1. [Ref.1]
    3AuCl → AuCl3 + 2Au

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

-36.4 (s)

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

-14.6 (s)

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

85.17 (s)

References:

  1. 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