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Properties of substance:

tetraborane(10)

Group of substances:

inorganic

Physical appearance:

colorless gas

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

H10B4

Structural formula as text:

B4H10

Molar/atomic mass: 53.32

Melting point (°C):

-121

Boiling point (°C):

18

Solubility (g/100 g of solvent):

ethanol: reaction [Ref.]
water: reaction [Ref.]

Density:

0.56 (-35°C, g/cm3)

Vapour pressure (Torr):

10 (-65°C)
100 (-29°C)

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

66.1 (g)

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

184.3 (g)

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

280.3 (g)

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

93.2 (g)

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

25.5

References:

  1. Жигач А.Ф., Стасиневич Д.С. Химия гидридов. - Л.: Химия, 1969. - pp. 275-285 [Russian]
  2. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 20 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 57 [Russian]
  4. Успехи химии. - 1966. - Т.35, №8. - pp. 1351-1357 [Russian]
  5. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 307 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru