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Properties of substance:

manganese(II) oxide

Group of substances:

inorganic

Physical appearance:

grayish-green cubic crystals

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

MnO

Structural formula as text:

MnO

Molar/atomic mass: 70.94

Melting point (°C):

1842

CAS №: 1344-43-0

Solubility (g/100 g of solvent):

water: insoluble [Ref.]

Density:

5.18 (20°C, g/cm3)

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

-385.1 (s)

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

-363.3 (s)

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

61.5 (s)

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

44.1 (s)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

43.9

Neel temperature (K):

115

References:

  1. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 302 [Russian]
  2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 79 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru