Rate constants have been measured by pulse radiolysis for the reactions of the NO, radical with five cyclic ethers and a series of alcohols. Rate constants ranged from 3.5 x lo4 M-' 5 -l for deuterated methanol to 1.1 x lo7 M-' 5-l for tetrahydrofuran. The rate constants for the reactions of NO3 wit
ChemInform Abstract: Aqueous Solution Reaction Rate Constants for Hydrogen Atoms
โ Scribed by Keith P. Madden; Stephen P. Mezyk
- Publisher
- John Wiley and Sons
- Year
- 2011
- Weight
- 18 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0931-7597
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๐ SIMILAR VOLUMES
Laser flash photolysis (at 248 or 308 nm) or aryl iodides in water or water/methanol solutions produces iodine atoms and phenyl radicals. Iodine atoms react rapidly with added I-to form 12-but do not react rapidly with 0 2 ( k I lo7 L mol-l s-l). Iodine atoms oxidize phenols to phenoxyl radicals, wi
The kinetics of the acqueous-phase reactions of the free radicals .OH, .Cl,, and SO; . with the halogenated acetates, CHzFCOO-, CHF2COO-, CF3COO-, and with CHzClC00-, CHClzC00-, CC13COOwere investigated. Generally, the reactivity decreases with increasing halogen substitution and is in the order k(.
## Abstract The kinetics of the oxidation of functionalized organic compounds of atmospheric relevance by the hydroxyl radical (OH) was measured in the aqueous phase. Competition kinetics, using the thiocyanate anion (SCN^โ^) as competitor, was applied using both a laser flash photolysis long path
Rate constants have been measured in aqueous solutions for the reactions of the carbonate radical, COs'-, with several saturated alcohols and one cyclic ether as a function of temperature. Arrhenius pre-exponential factors ranged from 2 X lo8 to 1 X lo9 e mol-' s-l and activation energies ranged fr
## Abstract A phaseโshift method has been used to determine the rate constant for the reaction of ground state oxygen atoms with HCl over the temperature range of 330โ600 K. Oxygen atoms were generated by modulated mercury photosensitized decomposition of N~2~O, and monitored by the chemiluminescen