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Properties of substance:

bromine dioxide

Group of substances:

inorganic

Physical appearance:

crystals

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

Br2O4

Structural formula as text:

BrOBrO3

Decomposition temperature (°C):

0

Interatomic distances and bond angles:

Interatomic distances (in pm): 186,2 (Br(I)-O [EXAFS])
Interatomic distances (in pm): 160,5 (Br(VII)-O [EXAFS])
Bond angles (in degrees): 110 (Br-O-Br)

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

152 (g)

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

155 (g)

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

271.1 (g)

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

45.4 (g)

References:

  1. Advances in Inorganic Chemistry and Radiochemistry. - 1963. - Vol. 5. - pp. 71-72
  2. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 4-53
  3. Journal of the American Chemical Society. - 1992. - Vol. 114, No. 13. - pp. 5469-5470 [DOI: 10.1021/ja00039a093]
  4. Гринвуд Н., Эрншо А. Химия элементов. - Т.2. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 195-196 [Russian]
  5. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 282 [Russian]
  6. Никитин И.В. Химия кислородных соединений галогенов. - М.: Наука, 1986. - pp. 89-91 [Russian]
  7. Спицын В.И., Мартыненко Л.И. Неорганическая химия. - Ч.1. - М.: ИМУ, 1991. - pp. 77 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru