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Properties of substance:

sulfur dioxide

Group of substances:

inorganic

Physical appearance:

colorless gas

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

O2S

Structural formula as text:

SO2

Molar/atomic mass: 64.06

Melting point (°C):

-75.5

Boiling point (°C):

-10.01

Destruction point (°C):

2800

Solubility (g/100 g of solvent):

o-nitrotoluol: 18.3 (20°C) [Ref.]
acetone: 100 (10°C) [Ref.]
acetone: 78 (25°C) [Ref.]
acetone: 62 (40°C) [Ref.]
benzene: 14.67 (30°C) [Ref.]
benzene: 9.64 (40°C) [Ref.]
benzene: 7.09 (50°C) [Ref.]
benzene: 4.05 (60°C) [Ref.]
water: 22.8 (0°C) [Ref.]
water: 11.5 (20°C) [Ref.]
water: 2.1 (90°C) [Ref.]
dimethylsulphoxide: 122 (20.3°C) [Ref.]
diethyl ether: 138 (0°C) [Ref.]
methanol: 246 (0°C) [Ref.]
methanol: 70 (20°C) [Ref.]
methanol: 47 (26°C) [Ref.]
methyl acetate: 79 (10°C) [Ref.]
methyl acetate: 56.6 (25°C) [Ref.]
nitrobenzene: 22.28 (20°C) [Ref.]
nitrobenzene: 15.97 (30°C) [Ref.]
sulfuric acid: 3.88 (20°C) [Ref.]
sulfuric acid: 2.21 (40°C) [Ref.]
sulfuric acid: 1.47 (60°C) [Ref.]
toluene: 56.5 (20°C) [Ref.]
toluene: 14.2 (60°C) [Ref.]
acetic acid: 31.5 (27°C) [Ref.]
acetic anhydride: 13.7 (0°C) [Ref.]
acetic anhydride: 10.6 (15°C) [Ref.]
acetic anhydride: 9.8 (20°C) [Ref.]
acetic anhydride: 8.3 (30°C) [Ref.]
monochlorbenzene: 44 (0°C) [Ref.]
monochlorbenzene: 15.4 (20°C) [Ref.]
monochlorbenzene: 3.2 (80°C) [Ref.]
ethanol: 115 (0°C) [Ref.]
ethanol: 52.6 (20°C) [Ref.]
ethanol abs.: 32.3 (26°C) [Ref.]

Density:

0.002927 (20°C, g/cm3)
1.4601 (-10°C, g/cm3)
1.4846 (-20°C, g/cm3)
1.5572 (-50°C, g/cm3)

Vapour pressure (Torr):

0.1 (-111.6°C)
1 (-96.2°C)
10 (-77.4°C)
100 (-47.9°C)

    Permittivity (dielectric constant):

    17.7 (-21°C)

    Dipole moment (D):

    1.67 (20°C)

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

    -296.9 (g)

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

    -300.2 (g)

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

    248.1 (g)

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

    39.9 (g)

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

    7.4

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

    24.9

    Critical temperature (°C):

    157.5

    Critical pressure (MPa):

    7.88

    Critical density (g/cm3):

    0.524

    References:

    1. Comey A. M., Hahn D. A. A dictionary of Chemical Solubilities Inorganic. - 2 ed. - New York, The MacMillan Company, 1921. - pp. 900-906
    2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1455-1465
    3. Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.3. - Л.: Химия, 1976. - pp. 64
    4. Гринвуд Н., Эрншо А. Химия элементов. - Т.2. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 51-55
    5. Гутман В. Химия координационных соединений в неводных растворах. - М.: Мир, 1971. - pp. 108-112
    6. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 96-97
    7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 335-339, 959-960
    8. Справочник сернокислотчика. - Под ред. Малина К.М. - М.: Химия, 1971. - pp. 67-73
    9. Химическая энциклопедия. - Т. 4. - М.: Советская энциклопедия, 1995. - pp. 332-333
    10. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советсткая энциклопедия, 1983. - pp. 524
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru