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Properties of substance:

tellurium tetrachloride

Group of substances:

inorganic

Physical appearance:

monoclinic crystals

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

Cl4Te

Structural formula as text:

TeCl4

Molar/atomic mass: 269.41

Melting point (°C):

224

Boiling point (°C):

390

Solubility (g/100 g of solvent):

arsenic trichloride: soluble [Ref.]
benzene: soluble [Ref.]
carbon disulphide: insoluble [Ref.]
chloroform: soluble [Ref.]
ethanol: soluble [Ref.]
phosphorus(V) trichloride oxide: sparingly soluble [Ref.]
toluene: soluble [Ref.]
water: reaction [Ref.]

Density:

3.26 (20°C, g/cm3)

Vapour pressure (Torr):

10 (234°C)
100 (304°C)

Dipole moment (D):

2.57 (20°C)

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

-323.8 (s)

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

-238.9 (s)

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

18.9

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

71.1

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

-206.7 (g)

References:

  1. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 103 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru