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Properties of substance:

Group of substances:

inorganic

Physical appearance:

cubic crystals

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

H24CrKO20

Structural formula as text:

KCr(SO4)2 * 12H2O

Molar/atomic mass: 499.39

Melting point (°C):

89

Decomposition temperature (°C):

350-400

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: 24.39 (25°C) [Ref.]

Density:

1.83 (20°C, g/cm3)

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

-2430 (s)

Neel temperature (K):

0.004

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 449
  2. Лидин Р.А., Молочко В.А., Андреева Л.Л. Химические свойства неорганических веществ. - М.: Химия, 2000. - pp. 380 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 110 [Russian]
  4. Реми Г. Курс неорганической химии. - Т.2. - М., 1966. - pp. 160-161 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru