Difference between revisions of "Bromous acid"
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| StdInChI=1S/BrHO2/c2-1-3/h(H,2,3) | | StdInChI=1S/BrHO2/c2-1-3/h(H,2,3) | ||
| StdInChIKey = DKSMCEUSSQTGBK-UHFFFAOYSA-N | | StdInChIKey = DKSMCEUSSQTGBK-UHFFFAOYSA-N | ||
| − | | CASNo = | + | | CASNo = 37691-27-3 |
}} | }} | ||
| Section2 = {{Chembox Properties | | Section2 = {{Chembox Properties | ||
| + | | Reference = <ref name="pKa1">{{citation | title = Systematic design of chemical oscillators. Part 84. Determination of the p''K''<sub>a</sub> of bromous acid | first1 = Roberto | last1 = de Barros Faria | first2 = Irving R. | last2 = Epstein | first3 = Kenneth | last3 = Kustin | journal = J. Phys. Chem. | year = 1992 | volume = 96 | issue = 17 | pages = 6861–63 | doi = 10.1021/j100196a003}}.</ref><ref name="pKa2">{{citation | title = Kinetics of Disproportionation and p''K''<sub>a</sub> of Bromous Acid | first1 = R. B. | last1 = Faria | first2 = Irving R. | last2 = Epstein | first3 = Kenneth | last3 = Kustin | journal = J. Phys. Chem. | year = 1994 | volume = 98 | issue = 4 | pages = 1363–67 | doi = 10.1021/j100055a051}}.</ref> | ||
| Formula = HBrO<sub>2</sub> | | Formula = HBrO<sub>2</sub> | ||
| MolarMass = 112.91 g mol<sup>−1</sup> | | MolarMass = 112.91 g mol<sup>−1</sup> | ||
| − | | pKa = | + | | pKa = 3.46(12) |
}} | }} | ||
| Section8 = {{Chembox Related | | Section8 = {{Chembox Related | ||
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| − | '''Bromous acid''', HBrO<sub>2</sub>, is a purported [[oxoacid]] of [[bromine]]. Its existence as a molecular species | + | '''Bromous acid''', HBrO<sub>2</sub>, is a purported [[oxoacid]] of [[bromine]]. Its existence as a molecular species has been considered doubtful,<ref name="Kirk-Othmer">{{Kirk-Othmer | first1 = S. D. | last1 = Ukeles | first2 = M. | last2 = Freiberg | contribution = Bromine, Inorganic Compounds | doi = 10.1002/0471238961.021815131001031 | year = 2002}}.</ref> because of of its propensity to rapid [[disproportionation]], but some [[salt]]s ([[bromite]]s) are known.<ref name="Kirk-Othmer"/> It is an intermediate in the [[Belousov–Zhabotinskii reaction]]. |
==Notes and references== | ==Notes and references== | ||
Revision as of 08:14, 2 January 2011
| Bromous acid | |
|---|---|
| IUPAC name | Bromous acid[note 1] |
| Other names | Bromic(III) acid Hydroxy-λ3-bromanone Hydroxidooxidobromine |
| Identifiers | |
| InChI | InChI=1/BrHO2/c2-1-3/h(H,2,3) |
| InChIKey | DKSMCEUSSQTGBK-UHFFFAOYAC |
| Standard InChI | InChI=1S/BrHO2/c2-1-3/h(H,2,3) |
| Standard InChIKey | DKSMCEUSSQTGBK-UHFFFAOYSA-N |
| CAS number | [] |
| ChemSpider | |
| Properties[2][3] | |
| Chemical formula | HBrO2 |
| Molar mass | 112.91 g mol−1 |
| Acidity (pKa) | 3.46(12) |
| Related compounds | |
| Other halous acids | Chlorous acid |
| Other compounds | Hydrobromic acid Hypobromous acid Bromic acid Perbromic acid |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Bromous acid, HBrO2, is a purported oxoacid of bromine. Its existence as a molecular species has been considered doubtful,[4] because of of its propensity to rapid disproportionation, but some salts (bromites) are known.[4] It is an intermediate in the Belousov–Zhabotinskii reaction.
Notes and references
Notes
- ↑ Bromous acid is a retained name in IUPAC nomenclature.[1]
References
- ↑ Nomenclature of Inorganic Chemistry; IUPAC Recommendations 2005; Royal Society of Chemistry: Cambridge, 2005; p 287. ISBN 0-85404-438-8, <http://www.iupac.org/publications/books/rbook/Red_Book_2005.pdf>.
- ↑ de Barros Faria, Roberto; Epstein, Irving R.; Kustin, Kenneth Systematic design of chemical oscillators. Part 84. Determination of the pKa of bromous acid. J. Phys. Chem. 1992, 96 (17), 6861–63. DOI: 10.1021/j100196a003.
- ↑ Faria, R. B.; Epstein, Irving R.; Kustin, Kenneth Kinetics of Disproportionation and pKa of Bromous Acid. J. Phys. Chem. 1994, 98 (4), 1363–67. DOI: 10.1021/j100055a051.
- ↑ 4.0 4.1 Ukeles, S. D.; Freiberg, M. Bromine, Inorganic Compounds. In Kirk-Othmer Encyclopedia of Chemical Technology; John Wiley: New York, 2002. DOI: 10.1002/0471238961.021815131001031.
External links
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See also the corresponding article on Wikipedia. |
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