The kinetics of dimethyl sulfoxide (DMSO) oxidation by peroxomonophosphoric acid (PMPA) in aqueous medium a t 308 K and I = 0.4 mol/dm3 follow the rate expressions In the pH range from 0 to 2, where k l and kz are 5.092 X 10-1 dm3/mol sec and = 0, respectively; in the pH range from 4 to 7, where k2
Kinetic and mechanistic studies on the oxidation of nitrite by peroxomonophosphoric acid
β Scribed by Ganesh Prasad Panigrahi; Ramanando Nayak
- Publisher
- John Wiley and Sons
- Year
- 1983
- Tongue
- English
- Weight
- 282 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0538-8066
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β¦ Synopsis
The kinetics of oxidation of nitrite to nitrate by peroxornonophosphoric acid in aqueous acid medium have been studied. The observed monotonic fall in rate with increasing pH of the medium has been rationalized on the basis of proton-dissociation equilibria of the substrate as well as the oxidant species. It is found that only HNOz reacts with the different PMPA species.
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