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Properties of substance:

tin(IV) oxide

Group of substances:

inorganic

Physical appearance:

white tetragonal crystals

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

O2Sn

Structural formula as text:

SnO2

Molar/atomic mass: 150.69

Melting point (°C):

2000

Boiling point (°C):

2500

Solubility (g/100 g of solvent):

ammonia liquid : insoluble [Ref.]
boron oxide molten: 0.8 [Ref.]
hydrogen fluoride : insoluble [Ref.]
methanol: insoluble [Ref.]
water: insoluble [Ref.]

Density:

7.01 (20°C, g/cm3)

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

-580.8 (s)

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

-519.9 (s)

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

52.3 (s)

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

52.7 (s)

References:

  1. Comey A. M., Hahn D. A. A dictionary of Chemical Solubilities Inorganic. - 2 ed. - New York, The MacMillan Company, 1921. - pp. 1078
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 174-175 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 89 [Russian]
  4. Токсикологический вестник. - 1995. - №2. - pp. 35 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru