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Properties of substance:

digermane

Group of substances:

inorganic

Physical appearance:

colorless liquid

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

H6Ge2

Structural formula as text:

Ge2H6

Molar/atomic mass: 151.33

Melting point (°C):

-109

Boiling point (°C):

29

Solubility (g/100 g of solvent):

ammonia liquid : soluble [Ref.]

Density:

1.98 (-109°C, g/cm3)

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

137.7 (l)

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

24.7

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

162 (g)

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

297 (g)

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

84.9 (g)

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

137.3 (l)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-13
  2. Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 354 [Russian]
  3. Давыдов В.И. Германий. - М.: Металлургия, 1964. - pp. 113 [Russian]
  4. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 114-115 [Russian]
  5. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 641 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru