Main page (Russian) Search in database (English)

Properties of substance:

vanadium(II) chloride

Group of substances:

inorganic

Physical appearance:

green hexagonal crystals

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

Cl2V

Structural formula as text:

VCl2

Molar/atomic mass: 121.85

Melting point (°C):

1350

Solubility (g/100 g of solvent):

diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
water: reaction [Ref.]

Not numerical data:

very hygroscopic

Density:

3.23 (18°C, g/cm3)

Reactions of synthesis:

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

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

-461 (s)

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

97 (s)

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

72.2 (s)

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

-216 (g)

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

284 (g)

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

57 (g)

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. 491 [Russian]
  3. Реми Г. Курс неорганической химии. - Т.2. - М., 1966. - pp. 112 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 44-45 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru