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Properties of substance:

uranium(III) chloride

Group of substances:

inorganic

Physical appearance:

red hexagonal crystals

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

Cl3U

Structural formula as text:

UCl3

Molar/atomic mass: 344.39

Melting point (°C):

842

Boiling point (°C):

1780

Solubility (g/100 g of solvent):

acetic acid: soluble [Ref.]
acetone: insoluble [Ref.]
benzene: insoluble [Ref.]
carbon tetrachloride: insoluble [Ref.]
chloroform: insoluble [Ref.]
methanol: reaction [Ref.]
water: reaction [Ref.]

Density:

5.35 (20°C, g/cm3)

Vapour pressure (Torr):

1 (1023°C)
10 (1202°C)

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

-891.2 (s)

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

-823.8 (s)

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

159.1 (s)

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

102.9 (s)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-97
  2. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 109 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 107 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru