Difference between revisions of "Perbromic acid"
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==Preparation== | ==Preparation== | ||
− | Perbromic acid is prepared by [[ion exchange]] of a solution of [[sodium perbromate]].<ref name="Kirk-Othmer"/><ref>{{citation | first = Evan H. | last = Appelman | title = Perbromic acid and perbromates: synthesis and some properties | journal = Inorg. Chem. | volume = 8 | issue = 2 | pages = 223–27 | year = 1969 | doi = 10.1021/ic50072a008}}.</ref><ref>{{citation | first = E. H. | last = Appelman | title = Perbromic acid and potassium perbromate | journal = Inorg. Synth. | year = 1972 | volume = 13 | pages = 1–9 | doi = 10.1002/9780470132449.ch1}}.</ref> | + | Perbromic acid is prepared by [[ion exchange]] of a solution of [[sodium perbromate]].<ref name="Kirk-Othmer"/><ref>{{citation | first = Evan H. | last = Appelman | title = Perbromic acid and perbromates: synthesis and some properties | journal = Inorg. Chem. | volume = 8 | issue = 2 | pages = 223–27 | year = 1969 | doi = 10.1021/ic50072a008}}.</ref><ref>{{citation | first = E. H. | last = Appelman | title = Perbromic acid and potassium perbromate | journal = Inorg. Synth. | year = 1972 | volume = 13 | pages = 1–9 | doi = 10.1002/9780470132449.ch1}}.</ref> The acid can be concentrated up to 6 M (55%) by evaporation of water under reduced pressure: more concentrated solutions can be prepared, but are unstable.<ref name="G&E"/> |
==Properties== | ==Properties== |
Revision as of 10:01, 5 January 2011
Perbromic acid | |
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IUPAC name | Perbromic acid[note 1] |
Other names | Bromic(VII) acid Hydroxy-λ7-bromanetrione Hydroxidotrioxidobromine |
Identifiers | |
InChI | InChI=1/BrHO4/c2-1(3,4)5/h(H,2,3,4,5) |
InChIKey | LLYCMZGLHLKPPU-UHFFFAOYAZ |
Standard InChI | InChI=1S/BrHO4/c2-1(3,4)5/h(H,2,3,4,5) |
Standard InChIKey | LLYCMZGLHLKPPU-UHFFFAOYSA-N |
CAS number | [ | ]
ChemSpider | |
Properties[2] | |
Chemical formula | HBrO4 |
Molar mass | 144.91 g mol−1 |
Acidity (pKa) | < 0 |
Related compounds | |
Other perhalic acids | Perchloric acid Periodic acid |
Other compounds | Hydrobromic acid Hypobromous acid Bromous acid Bromic acid |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |
Perbromic acid, HBrO4, is an oxoacid of bromine. It is a strong acid that is not known as a molecular species.[2][3]
Contents
Preparation
Perbromic acid is prepared by ion exchange of a solution of sodium perbromate.[3][4][5] The acid can be concentrated up to 6 M (55%) by evaporation of water under reduced pressure: more concentrated solutions can be prepared, but are unstable.[2]
Properties
Notes and references
Notes
- ↑ Perbromic 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>.
- ↑ 2.0 2.1 2.2 Greenwood, Norman N.; Earnshaw, A. Chemistry of the Elements; Pergamon: Oxford, 1984; pp 1020–22. ISBN 0-08-022057-6.
- ↑ 3.0 3.1 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.
- ↑ Appelman, Evan H. Perbromic acid and perbromates: synthesis and some properties. Inorg. Chem. 1969, 8 (2), 223–27. DOI: 10.1021/ic50072a008.
- ↑ Appelman, E. H. Perbromic acid and potassium perbromate. Inorg. Synth. 1972, 13, 1–9. DOI: 10.1002/9780470132449.ch1.
External links
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See also the corresponding article on Wikipedia. |
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