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Properties of substance:

potassium dicyanoargentate(I)

Group of substances:

inorganic

Physical appearance:

colorless trigonal crystals

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

C2AgKN2

Structural formula as text:

K[Ag(CN)2]

Molar/atomic mass: 199.001

Decomposition temperature (°C):

250

Solubility (g/100 g of solvent):

deuterium oxide: 9.67 (5°C) [Ref.]
dimethylamine: sparingly soluble [Ref.]
ethanol: soluble [Ref.]
water: 14.25 (5°C) [Ref.]
water: 25 (20°C) [Ref.]
water: 100 (100°C) [Ref.]

Density:

2.36 (20°C, g/cm3)

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

-13 (s)

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

38 (s)

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

142 (s)

References:

  1. Краткий справочник по химии. - Под ред. Куриленко О.Д. - Киев: Наукова думка, 1974. - pp. 268-269 [Russian]
  2. Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 73 [Russian]
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 208-209 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru