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Properties of substance:

cadmium chloride




skc-file

Physical appearance:

colorless trigonal crystals

Empirical formula (Hill's system):

CdCl2

Structural formula:

CdCl2

Molar/atomic mass: 183.31

Melting point (°C):

568

Boiling point (°C):

964

Solubility (g/100 g of solvent):

liquid ammonia: 0.02 (25°C)
acetone: 0.79
benzonitrile: 0.063 (18°C)
water: 89.8 (0°C)
water: 101.2 (10°C)
water: 114.1 (20°C)
water: 120.7 (25°C)
water: 128.3 (30°C)
water: 134.7 (40°C)
water: 136.4 (60°C)
water: 140.4 (80°C)
water: 146.9 (100°C)
water: 264 (200°C)
dimethylsulphoxide: 18 (25°C)
diethyl ether: insoluble
methanol: 2.15 (20°C)
methanol: 3.44 (40°C)
selenium(IV) oxychloride: 0.15 (25°C)
pyridine: 0.46 (0°C)
pyridine: 0.79 (4°C)
pyridine: 0.81 (15°C)
pyridine: 0.67 (30°C)
pyridine: 0.5 (100°C)
hydrogen fluoride : insoluble
ethanol: 1.3 (10°C)
ethanol: 1.48 (20°C)
ethanol: 1.91 (40°C)
ethanol: 2.53 (70°C)
ethyl acetate: soluble

Gigroscopic:

yes

Density:

4.047 (25°C, g/cm3)

Vapour pressure (Torr):

1 (558°C)
10 (654°C)
100 (794°C)

    Viscosity (mPa·s):

    2.31 (597°C)
    1.87 (687°C)

    Surface tension (mN/m):

    84.2 (580°C)
    79.4 (800°C)
    74.7 (920°C)

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

    -390.8 (s)

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

    -343.2 (s)

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

    115.27 (s)

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

    74.64 (s)

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

    31.76

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

    120.9

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

    -195 (g)

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

    286 (g)

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

    52 (g)

    LD50 (mg/kg):

    94 (rats, oral)

    References:

    1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 355-364
    2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 126-127
    3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 67
    4. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 277, 805
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru