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Properties of substance:

cobalt(II) carbonate


Physical appearance:

hexagonal crystals

Empirical formula (Hill's system):

CCoO3

Structural formula:

CoCO3

Molar/atomic mass: 118.94

Destruction point (°C):

427

Solubility (g/100 g of solvent):

water: insoluble

Density:

4.13 (20°C, g/cm3)

    Dissociation:

    pПР (0) = 12.84 (20°C, water)

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

    -722.6 (s)

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

    -651 (s)

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

    79.9 (s)

    Neel temperature (K):

    18.1

    References:

    1. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 73
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru