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Properties of substance:

ammonium tetrachloroplatinate(II)

Group of substances:

inorganic

Physical appearance:

red tetragonal crystals

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

H8Cl4N2Pt

Structural formula as text:

(NH4)2[PtCl4]

Molar/atomic mass: 372.97

Decomposition temperature (°C):

140

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: soluble [Ref.]

Density:

2.94 (20°C, g/cm3)

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

-800.8 (s)

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

238 (s)

LD50 (mg/kg):

60 (mice, intraperitoneal)

References:

  1. Dean J.A. Lange's handbook of chemistry. - 1999. - pp. 3.17
  2. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 242
  3. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 100-101 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru