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Properties of substance:

platinum(IV) oxide

Group of substances:

inorganic

Physical appearance:

black hexagonal crystals

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

O2Pt

Structural formula as text:

PtO2

Molar/atomic mass: 227.09

Decomposition temperature (°C):

400

Solubility (g/100 g of solvent):

water: insoluble [Ref.]

Density:

10.2 (20°C, g/cm3)

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

-134 (s)

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

-84 (s)

References:

  1. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 404 [Russian]
  2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 90 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru