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Properties of substance:

silver chromate

Group of substances:

inorganic

Physical appearance:

red monoclinic crystals

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

Ag2CrO4

Structural formula as text:

Ag2CrO4

Molar/atomic mass: 331.73

Melting point (°C):

938

Solubility (g/100 g of solvent):

water: 0.0014 (0°C) [Ref.]
water: 0.002 (25°C) [Ref.]
water: 0.008 (70°C) [Ref.]

Density:

5.625 (20°C, g/cm3)

Dissociation:

pKsp (0) = 11.4 (20°C, water)

Standard molar enthalpy (heat) of formation ΔfH (298 K, kJ/mol)

-731.782 (s) [Ref.]

Standard molar Gibbs energy of formation ΔfG (298 K, kJ/mol)

-641.824 (s) [Ref.]

Standard molar entropy S (298 K, J/(mol·K))

217.568 (s) [Ref.]

Molar heat capacity at constant pressure Cp (298 K, J/(mol·K))

142.148 (s) [Ref.]

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 53-54
  2. Неорганические соединения хрома: Справочник. - Л.: Химия, 1981. - pp. 122 [Russian]
  3. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 18, 201 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 208-209 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru