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Properties of substance:

barium hydride

Group of substances:

inorganic

Physical appearance:

rhombic crystals

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

H2Ba

Structural formula as text:

BaH2

Molar/atomic mass: 139.36

Decomposition temperature (°C):

675

Solubility (g/100 g of solvent):

water: reaction [Ref.]

Density:

4.21 (20°C, g/cm3)

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

-190.1 (s)

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

-130 (s)

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

63 (s)

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

46 (s)

References:

  1. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 342
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 102-103 [Russian]
  3. Жигач А.Ф., Стасиневич Д.С. Химия гидридов. - Л.: Химия, 1969. - pp. 96-97 [Russian]
  4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 54 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru