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Properties of substance:

tin(II) iodide


Physical appearance:

orange-red monoclinic crystals

Empirical formula (Hill's system):

I2Sn

Structural formula:

SnI2

Molar/atomic mass: 372.5

Melting point (°C):

320

Boiling point (°C):

718

Solubility (g/100 g of solvent):

benzene: difficulty soluble [Ref.]
water: 0.98 (20°C) [Ref.]
water: 1.16 (30°C) [Ref.]
water: 1.4 (40°C) [Ref.]
water: 1.69 (50°C) [Ref.]
water: 2.07 (60°C) [Ref.]
water: 2.95 (80°C) [Ref.]
water: 4.03 (100°C) [Ref.]
carbon disulphide: soluble [Ref.]
carbon tetrachloride: difficulty soluble [Ref.]
chloroform: difficulty soluble [Ref.]
chloroform: soluble (61°C) [Ref.]

Density:

5.28 (25°C, g/cm3)

Vapour pressure (Torr):

1 (388°C)
10 (468°C)
100 (576°C)

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

    -145.2 (s)

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

    -146 (s)

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

    168.6 (s)

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

    100

    References:

    1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 4-95
    2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 174-175
    3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 88-89
    4. Рипан Р., Четяну И. Неорганическая химия. - Т.1. - М.: Мир, 1971. - pp. 411
    5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 317
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru