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Properties of substance:

germanium(IV) bromide

Group of substances:

inorganic

Physical appearance:

gray cubic crystals

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

Br4Ge

Structural formula as text:

GeBr4

Molar/atomic mass: 392.256

Melting point (°C):

26.1

Boiling point (°C):

186.8

Solubility (g/100 g of solvent):

benzene: soluble [Ref.]
carbon tetrachloride: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol abs.: soluble [Ref.]
water: reaction [Ref.]

Density:

3.13 (29°C, g/cm3)

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

-348.1 (l)

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

41

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

-298.7 (g)

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

396 (g)

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

101.7 (g)

References:

  1. Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 356 [Russian]
  2. Давыдов В.И. Германий. - М.: Металлургия, 1964. - pp. 107-108 [Russian]
  3. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 112-113 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru