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Properties of substance:

sodium iodate


Physical appearance:

colorless rhombic crystals

Empirical formula (Hill's system):

INaO3

Structural formula:

NaIO3

Molar/atomic mass: 197.89

Destruction point (°C):

500

Solubility (g/100 g of solvent):

water: 2.48 (0°C)
water: 4.59 (10°C)
water: 9.5 (25°C)
water: 13.3 (40°C)
water: 19.8 (60°C)
water: 26.6 (80°C)
water: 33 (100°C)
dimethylformamide: 0.05 (25°C)
acetic acid: soluble
ethanol: insoluble

Density:

4.4 (20°C, g/cm3)

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

    -490.4 (s)

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

    35.1 (s)

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

    135 (s)

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

    125.5 (s)

    LD50 (mg/kg):

    108 (mice, intravenous)
    119 (mice, intraperitoneal)

    References:

    1. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 4017
    2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1269-1271
    3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 84
    4. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советсткая энциклопедия, 1983. - pp. 363
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru