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Properties of substance:

calcium chloride


Physical appearance:

colorless rhombic crystals

Empirical formula (Hill's system):

CaCl2

Structural formula:

CaCl2

Molar/atomic mass: 110.99

Melting point (°C):

772

Boiling point (°C):

1600

Solubility (g/100 g of solvent):

1-butanol: 16.18 (0°C)
1-butanol: 25.68 (20°C)
1-butanol: 34.77 (60°C)
amyl alcohol: 7 (10°C)
amyl alcohol: 11.5 (20°C)
amyl alcohol: 34.37 (60°C)
liquid ammonia: insoluble
acetamide: 33.9 (100°C)
acetamide: 37.2 (150°C)
acetone: 0.0062 (0°C)
acetone: 0.01 (20°C)
acetone: 0.0213 (50°C)
benzylic alcohol: 2.1 (10°C)
benzylic alcohol: 1.82 (20°C)
benzylic alcohol: 1.26 (60°C)
benzonitrile: insoluble
water: 59.5 (0°C)
water: 65 (10°C)
water: 74.5 (20°C)
water: 100 (30°C)
water: 115.5 (40°C)
water: 137 (60°C)
water: 147 (80°C)
water: 158 (100°C)
water: 205 (150°C)
hydrazine: 16 (20°C)
dimethylsulphoxide: insoluble
sulfur dioxide: 0.02 (25°C)
i-amyl alcohol: 3.04 (10°C)
i-amyl alcohol: 6.99 (20°C)
i-amyl alcohol: 31.58 (70°C)
methanol: 21.8 (0°C)
methanol: 29.2 (20°C)
methanol: 38.5 (40°C)
formic acid 95%: 43.1 (19°C)
selenium(IV) oxychloride: 6.5 (25°C)
pyridine: 1.66 (25°C)
propanol: 8.3 (0°C)
propanol: 11.88 (10°C)
propanol: 15.78 (20°C)
propanol: 34.86 (60°C)
carbon dioxide liquid: insoluble
acetic acid: 16.3 (20°C)
acetic acid: 19.5 (37°C)
acetic acid: 41 (70°C)
ethanol: 18.3 (0°C)
ethanol: 25.8 (20°C)
ethanol: 35.3 (40°C)
ethanol: 56.2 (70°C)
ethyl acetate: insoluble
ethanediol: 20.5 (25°C)

Gigroscopic:

yes

Density:

2.512 (25°C, g/cm3)

    Viscosity (mPa·s):

    3.34 (787°C)
    2.03 (877°C)
    1.44 (967°C)

    Surface tension (mN/m):

    148 (770°C)
    137 (920°C)

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

    -795 (s)

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

    -750.2 (s)

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

    113.8 (s)

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

    72.63 (s)

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

    28.37

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

    -485 (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):

    59 (g)

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

    225

    LD50 (mg/kg):

    1384 (rabbits, oral)
    500 (rats, intraperitoneal)
    4000 (rats, oral)
    600 (mice, intraperitoneal)

    References:

    1. Comey A. M., Hahn D. A. A dictionary of Chemical Solubilities Inorganic. - 2 ed. - New York, The MacMillan Company, 1921. - pp. 144-150
    2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 280-294
    3. Вредные химические вещества: Неорганические соединения элементов I-IV групп. Справочник. - Л.: Химия, 1988. - pp. 118
    4. Голодников Г.В., Мандельштам Т.В. Практикум по органическому синтезу. - Л.: ИЛУ, 1976. - pp. 19
    5. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 172-174
    6. Позин М.Е. Технология минеральных солей (удобрений, пестицидов, промышленных солей, окислов и кислот). - Ч.1. - Л.: Химия, 1974. - pp. 738-750
    7. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 72
    8. Реми Г. Курс неорганической химии. - Т.1. - М., 1963. - pp. 302-304
    9. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 244-245, 781-783
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru