A selected ion flow tube study of the reactions of small CmHn+ ions with O atoms

被引:26
作者
Scott, GBI [1 ]
Milligan, DB [1 ]
Fairley, DA [1 ]
Freeman, CG [1 ]
McEwan, MJ [1 ]
机构
[1] Univ Canterbury, Dept Chem, Christchurch 1, New Zealand
关键词
D O I
10.1063/1.481050
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The reactions of thirteen CmHn+ ions (m less than or equal to 6) with atomic and molecular oxygen and nitric oxide have been measured using a selected ion flow tube operating at room temperature. Rate coefficients and product distributions are reported for each reaction. Most of the hydrocarbon ions studied exhibit relatively rapid reactions with O atoms and proceed at substantial fractions of the collision rate. All O atom reactions showed multiple product channels and the formation of a -C-O bond, either in the ion product or the neutral product of reaction. (C) 2000 American Institute of Physics. [S0021-9606(00)00811-4].
引用
收藏
页码:4959 / 4965
页数:7
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