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Properties of substance:

magnesium chromite

Group of substances:

inorganic

Physical appearance:

deep-green rhombic crystals

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

Cr2MgO4

Structural formula as text:

Mg(CrO2)2

Molar/atomic mass: 192.295

Melting point (°C):

2350

Density:

4.4 (25°C, g/cm3)

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

-1787 (s) [Ref.]

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

106 (s) [Ref.]

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

127 (s) [Ref.]

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-73
  2. Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 128 [Russian]
  3. Химическая технология неорганических веществ. - Кн.2, под ред. Ахметова Т.Г. - М.: Высшая школа, 2002. - pp. 151-152 [Russian]
  4. Химическая энциклопедия. - Т. 5. - М.: Советская энциклопедия, 1999. - pp. 320-321 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru