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Properties of substance:

cadmium hydroxide

Group of substances:

inorganic

Physical appearance:

colorless hexagonal crystals

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

H2CdO2

Structural formula as text:

Cd(OH)2

Molar/atomic mass: 146.41

Decomposition temperature (°C):

130

Solubility (g/100 g of solvent):

water: 0.00026 (25°C) [Ref.]

Density:

4.79 (15°C, g/cm3)

Dissociation:

pKb (2) = 2.3 (30°C, water)
pKsp (0) = 14 (20°C, water)

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

-561.5 (s)

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

-473.8 (s)

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

93.04 (s)

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 376
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 124-125 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 67 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru