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Properties of substance:

polonium(IV) oxide

Group of substances:

inorganic

Physical appearance:

yellow cubic crystals

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

O2Po

Structural formula as text:

PoO2

Molar/atomic mass: 241

Sublimation point (°C):

885

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

-251 (s)

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

72 (s)

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

61 (s)

References:

  1. Holleman A.F., Wiberg E., Wiberg N. Lehrbuch der Anorganischen Chemie. - Berlin: Walter de Gruyter, 1995. - pp. 635
  2. Гринвуд Н., Эрншо А. Химия элементов. - Т.2. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 128 [Russian]
  3. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 178-179 [Russian]
  4. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 362 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru