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Properties of substance:

iron(II) sulfate

Synonyms:

ferrous sulfate

Group of substances:

inorganic

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

FeO4S

Structural formula as text:

FeSO4

Molar/atomic mass: 151.91

Decomposition temperature (°C):

680

Solubility (g/100 g of solvent):

acetic acid: practically insoluble [Ref.]
ethyl acetate: insoluble [Ref.]
ethylene glycol : 6.4 (20°C) [Ref.]
glycerol: 25 (15°C) [Ref.]
hydrazine: reaction 1 (20°C) [Ref.]
water: 15.65 (0°C) [Ref.]
water: 26.56 (20.13°C) [Ref.]
water: 56.08 (70.04°C) [Ref.]
water: 37.27 (90.13°C) [Ref.]

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

-928.4 (s)

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

-820.8 (s)

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

107.5 (s)

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

100.6 (s)

Neel temperature (K):

22

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-12
  2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 539-547
  3. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 363 [Russian]
  4. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 351 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1002 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru