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Properties of substance:

vanadium(II) oxide

Group of substances:

inorganic

Physical appearance:

cubic crystals

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

OV

Structural formula as text:

VO

Molar/atomic mass: 66.94

Melting point (°C):

1830

Solubility (g/100 g of solvent):

water: insoluble [Ref.]

Density:

5.76 (20°C, g/cm3)

Reactions:

  1. [Ref.1aster]
    2VO + 3Cl2 → 2VOCl3

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

-431.8 (s)

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

-402.6 (s)

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

33.6 (s)

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

38.6 (s)

References:

  1. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 57 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru