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Properties of substance:

iron(II) carbonate

Synonyms:

ferrous carbonate

Group of substances:

inorganic

Physical appearance:

white trigonal crystals

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

CFeO3

Structural formula as text:

FeCO3

Molar/atomic mass: 115.86

Decomposition temperature (°C):

490

Solubility (g/100 g of solvent):

water: 0.072 (18°C) [Ref.]

Density:

3.8 (20°C, g/cm3)

Dissociation:

pKsp (0) = 10.6 (20°C, water)

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

-738.15 (s)

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

-665.1 (s)

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

95.4 (s)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

83.3 (s)

Neel temperature (K):

38

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 522-523
  2. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 362 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 63 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru