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Properties of substance:

gallium(III) iodide

Group of substances:

inorganic

Physical appearance:

yellow rhombic crystals

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

GaI3

Structural formula as text:

GaI3

Molar/atomic mass: 450.44

Melting point (°C):

212

Boiling point (°C):

345

Solubility (g/100 g of solvent):

water: 1000 (20°C) [Ref.]

Density:

4.15 (25°C, g/cm3)

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

-239.3 (s)

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

205 (s)

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

100 (s)

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

22

Enthalpy (heat) of vaporization ΔvapH (kJ/mol):

69

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

-144.8 (g)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-12
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 112-113 [Russian]
  3. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 64 [Russian]
  4. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 64 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru