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Properties of substance:

sodium bromide


Physical appearance:

colorless cubic crystals

Empirical formula (Hill's system):

BrNa

Structural formula:

NaBr

Molar/atomic mass: 102.89

Melting point (°C):

747

Boiling point (°C):

1390

Solubility (g/100 g of solvent):

1-butanol: 0.246 (25°C)
1-pentanol: 0.12 (20°C)
2-butanol: 0.0341 (25°C)
N-methylformamide: 28 (25°C)
liquid ammonia: 12 (-40°C)
liquid ammonia: 137.95 (25°C)
acetamide: 14.4 (80°C)
acetamide: 17.6 (100°C)
acetamide: 22 (120°C)
acetone: 0.008 (20°C)
acetonitrile: 0.04 (18°C)
acetonitrile: 0.04 (25°C)
water: 80.1 (0°C)
water: 85.2 (10°C)
water: 90.8 (20°C)
water: 94.6 (25°C)
water: 98.4 (30°C)
water: 117.8 (60°C)
water: 118.3 (80°C)
water: 121.2 (100°C)
water: 130 (140°C)
deuterium oxide: 70.4 (0°C)
deuterium oxide: 75.3 (10°C)
deuterium oxide: 80.8 (20°C)
deuterium oxide: 84 (25°C)
deuterium oxide: 87.4 (30°C)
deuterium oxide: 95.1 (40°C)
deuterium oxide: 101.8 (50°C)
deuterium oxide: 102.5 (60°C)
deuterium oxide: 106.8 (100°C)
hydrazine: 37 (20°C)
glycerol: 38.7 (20°C)
dimethylamine: sparingly soluble
dimethylformamide: 3.2 (10.3°C)
sulfur dioxide: 0.014 (0°C)
diethyl ether: 0.08 (20°C)
i-butanol: 0.0951 (25°C)
i-propanol: 0.1313 (25°C)
methanol: 17.3 (0°C)
methanol: 17 (10°C)
methanol: 16.8 (20°C)
methanol: 16.1 (40°C)
methanol: 15.3 (60°C)
formic acid: 19.3 (18°C)
formic acid: 19.4 (25°C)
formic acid 95%: 22.3
pyridine: soluble
propanol: 0.4562 (25°C)
formamide: 35.6 (25°C)
hydrogen fluoride : reaction
ethanol: 2.45 (0°C)
ethanol: 2.38 (10°C)
ethanol: 2.32 (20°C)
ethanol: 2.29 (30°C)
ethanol: 2.28 (40°C)
ethanol: 2.26 (50°C)
ethanol: 2.35 (70°C)
ethyl acetate: sparingly soluble
ethanediol: 35.4 (25°C)
ethylenediamine: 54.4 (25°C)

Gigroscopic:

yes

Density:

3.21 (20°C, g/cm3)

Vapour pressure (Torr):

0.1 (697°C)
1 (805°C)
10 (950°C)
100 (1147°C)

    Viscosity (mPa·s):

    1.42 (762°C)
    1.28 (787°C)
    1.08 (857°C)
    0.96 (937°C)

    Surface tension (mN/m):

    103 (760°C)
    92 (900°C)

    Speed sound (m/s):

    1798 (745°C, aggregative state - liquid)
    3480 (20°C, aggregative state - crystals, ось L100)
    1740 (20°C, aggregative state - crystals, ось S100)
    3260 (20°C, aggregative state - crystals, ось L110)

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

    -361.4 (s)

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

    -349.3 (s)

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

    86.82 (s)

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

    51.4 (s)

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

    25.5

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

    162

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

    -145 (g)

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

    241.11 (g)

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

    36.34 (g)

    References:

    1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1155-1163
    2. Беликов В.Г. Учебное пособие по фармацевтической химии. - М.: Медицина, 1979. - pp. 18
    3. Лурье Ю.Ю. Справочник по аналитической химии. - М.: Химия, 1971. - pp. 92
    4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 83
    5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 657-659, 738-739
    6. Справочник химика. - Т.2. - Л.-М.: Химия, 1964. - pp. 134-135
    7. Физические величины. - Под ред. Григорьева И.С., Мейлихова Е.З. - М.: Энергоатомиздат, 1991. - pp. 141
    8. Химическая энциклопедия. - Т.3. - М.: Советская энциклопедия, 1992. - pp. 181
    9. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советсткая энциклопедия, 1983. - pp. 361
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru