Main page (Russian) Search in database (English)

Properties of substance:

vanadium(IV) chloride

Group of substances:

inorganic

Physical appearance:

reddish brown liquid

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

Cl4V

Structural formula as text:

VCl4

Molar/atomic mass: 192.75

Melting point (°C):

-20.5

Boiling point (°C):

153

Decomposition temperature (°C):

164

Solubility (g/100 g of solvent):

arsenic trichloride: very soluble [Ref.]
benzene: soluble [Ref.]
carbon disulphide: soluble [Ref.]
carbon tetrachloride: soluble [Ref.]
chloroform: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
water: reaction [Ref.]

Density:

1.82 (20°C, g/cm3)

Reactions:

  1. [Ref.1]
    VCl4 + H2 → VCl2 + 2HCl

Vapour pressure (Torr):

1 (-9.6°C)
10 (30.4°C)
100 (85°C)

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

-569.8 (l)

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

-505.6 (l)

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

259 (l)

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

9.6

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

35.6

References:

  1. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 108-109 [Russian]
  2. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 488 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 58 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru