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Properties of substance:

cadmium bromide

Group of substances:

inorganic

Physical appearance:

colorless hexagonal crystals

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

Br2Cd

Structural formula as text:

CdBr2

Molar/atomic mass: 272.21

Melting point (°C):

568

Boiling point (°C):

865

Solubility (g/100 g of solvent):

acetone: 1.559 (18°C) [Ref.]
benzonitrile: 0.857 (18°C) [Ref.]
bromine liquid: 0.001 (25°C) [Ref.]
diethyl ether: 0.4 (15°C) [Ref.]
ethanol: 26.6 (15°C) [Ref.]
ethanol abs.: 26.9 (10°C) [Ref.]
ethanol abs.: 30 (20°C) [Ref.]
ethanol abs.: 33.5 (30°C) [Ref.]
ethanol abs.: 37.8 (40°C) [Ref.]
ethanol abs.: 39.3 (45°C) [Ref.]
ethanol abs.: 38.1 (50°C) [Ref.]
ethanol abs.: 30.3 (60°C) [Ref.]
ethanol abs.: 22.3 (70°C) [Ref.]
ethyl acetate: insoluble [Ref.]
hydrazine: 40 (20°C) [Ref.]
methanol: 9.9 (0°C) [Ref.]
methanol: 13.5 (15°C) [Ref.]
methanol: 16.2 (20°C) [Ref.]
methanol: 18.4 (25°C) [Ref.]
methanol: 21.1 (30°C) [Ref.]
methanol: 24.5 (40°C) [Ref.]
methanol: 31 (50°C) [Ref.]
methanol: 43.9 (60°C) [Ref.]
propylene carbonate: 0.12 (25°C) [Ref.]
water: 56.2 (0°C) [Ref.]
water: 74.8 (10°C) [Ref.]
water: 98.4 (20°C) [Ref.]
water: 112.3 (25°C) [Ref.]
water: 128.8 (30°C) [Ref.]
water: 151.9 (40°C) [Ref.]
water: 153.8 (60°C) [Ref.]
water: 157.1 (80°C) [Ref.]
water: 160.4 (100°C) [Ref.]
water: 217.5 (200°C) [Ref.]

Hygroscopic:

yes

Density:

5.2 (20°C, g/cm3)

Vapour pressure (Torr):

1 (519°C)
10 (607°C)
100 (727°C)

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

-315.3 (s)

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

-295.8 (s)

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

138.83 (s)

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

76.65 (s)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

33.35

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

102.5

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

-140 (g)

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

310 (g)

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

60.2 (g)

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 347-349
  2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 66 [Russian]
  3. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 277, 807-808 [Russian]
  4. Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 282 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru