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Properties of substance:

mercury(II) thiocyanate

Group of substances:

inorganic

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

C2HgN2S2

Structural formula as text:

Hg(SCN)2

Molar/atomic mass: 316.75

Decomposition temperature (°C):

165

Solubility (g/100 g of solvent):

ammonia liquid : very soluble [Ref.]
benzonitrile: sparingly soluble [Ref.]
ethanol: 0.0494 (20°C) [Ref.]
methylamine: sparingly soluble [Ref.]
sulfur dioxide: 0.02 (0°C) [Ref.]
trimethylamine: sparingly soluble [Ref.]
water: 0.055 (20°C) [Ref.]

Reactions:

  1. [Ref.1]
    2Hg(SCN)2 → 2HgS + C3N4 + CS2

Standard molar enthalpy (heat) of formation ΔfH (298 K, kJ/mol)

200.8 (s) [Ref.]

References:

  1. Иванова М.А., Кононова М.А. Химический демонстрационный эксперимент. - М.: Высшая школа, 1969. - pp. 44-45 [Russian]
  2. Ключников Н.Г. Неорганический синтез. - М., 1988. - pp. 131 [Russian]
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 184-185 [Russian]
  4. Химическая энциклопедия. - Т. 4. - М.: Советская энциклопедия, 1995. - pp. 587 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru