Main page (Russian) Search in database (English)

Properties of substance:

thorium bromide

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

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

Br4Th

Structural formula as text:

ThBr4

Molar/atomic mass: 551.65

Melting point (°C):

679

Boiling point (°C):

857

Solubility (g/100 g of solvent):

water: soluble [Ref.]

Reactions of synthesis:

  1. [Ref.1aster]
    ThO2 + 2C + 2Br2 → ThBr4 + 2CO

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

-963 (s)

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

243 (s)

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

-766 (g)

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

438.1 (g)

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

104.6 (g)

References:

  1. Inorganic Syntheses. - Vol. 1. - New York and London, 1939. - pp. 51-54
  2. Гринвуд Н., Эрншо А. Химия элементов. - Т.2. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 588 [Russian]
  3. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 202-203 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru