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Properties of substance:

cadmium oxide

Group of substances:

inorganic

Physical appearance:

cubic crystals

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

CdO

Structural formula as text:

CdO

Molar/atomic mass: 128.4

Sublimation point (°C):

1560

Solubility (g/100 g of solvent):

water: 0.00048 (18°C) [Ref.]

Density:

8.15 (20°C, g/cm3)

Vapour pressure (Torr):

1 (1003°C)
10 (1153°C)
100 (1342°C)

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

    -260 (s)

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

    -229.3 (s)

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

    54.8 (s)

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

    43.64 (s)

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

    81.2 (g)

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

    233 (g)

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

    33.9 (g)

    LD50 (mg/kg):

    72 (rats, oral)

    References:

    1. Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.3. - Л.: Химия, 1976. - pp. 378 [Russian]
    2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 67 [Russian]
    3. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 32 [Russian]
    4. Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 282 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru