Main page (Russian) Search in database (English)

Properties of substance:

americium(IV) oxide

Group of substances:

inorganic

Physical appearance:

crystals

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

AmO2

Molar/atomic mass: 275.06

Decomposition temperature (°C):

1000

Density:

11.68 (20°C, g/cm3)

Electrode potential:

AmO2 + 4H+ + e- → Am3+ + 2H2O, E = 1.856 V (water, 25°C)

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

-1081 (s)

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

-962 (s)

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

84 (s)

References:

  1. Perry D.L. Handbook of Inorganic Compounds. - 2nd ed. - CRC Press, 2011. - pp. 17
  2. Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 443 [Russian]
  3. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 32 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru