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Properties of substance:

barium sulfide

Group of substances:

inorganic

Physical appearance:

colorless cubic crystals

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

BaS

Structural formula as text:

BaS

Molar/atomic mass: 169.4

Melting point (°C):

2200

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
nickel tetracarbonyl: insoluble [Ref.]
water: 2.88 (0°C) [Ref.]
water: 4.89 (10°C) [Ref.]
water: 7.86 (20°C) [Ref.]
water: 8.95 (25°C) [Ref.]
water: 10.38 (30°C) [Ref.]
water: 14.89 (40°C) [Ref.]
water: 21.4 (50°C) [Ref.]
water: 27.7 (60°C) [Ref.]
water: 49.9 (80°C) [Ref.]
water: 67.34 (90°C) [Ref.]
water: 60.3 (100°C) [Ref.]

Density:

4.25 (15°C, g/cm3)

Dipole moment (D):

10.86

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

-443.5 (s)

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

-437.2 (s)

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

78.2 (s)

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

49.37 (s)

References:

  1. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 345
  2. Ахметов Т.Г. Химия и технология соединений бария. - М.: Химия, 1974. - pp. 11-25 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 55 [Russian]
  4. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 286 [Russian]
  5. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 67 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru