ELECTRON SCAVENGING IN METHANOL-WATER AT 77 DEGREES K

被引:32
作者
SAWAI, T
HAMILL, WH
机构
[1] Department of Chemistry, Radiation Laboratory, University of Notre Dame, Notre Dame
关键词
D O I
10.1021/j100842a050
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
Competitive electron scavenging in CH3OH-H2O matrices, γ-irradiated at 77°K, has been examined for C6H6, C6H5OH, C6H5CH2OCOCH3, (C6H5)2, Cd2+ or Ag+ with H+ or NO3-. The mobile electron, em+, precursor of the solvated trapped electron, es-, reacts efficiently with aromatic compounds in polar as well as nonpolar matrices while es- is much less reactive with these compounds. Cd2+, Ag+, and NO3- react efficiently with both es- and em-, while H+ is unreactive toward em- Similar results are expected in polar liquids, including water.
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页码:2750 / &
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共 18 条
[1]   PULSE RADIOLYSIS STUDIES .6. LIFETIMES OF AROMATIC ANIONS IN ALIPHATIC ALCOHOLS [J].
ARAI, S ;
DORFMAN, LM .
JOURNAL OF CHEMICAL PHYSICS, 1964, 41 (07) :2190-&
[2]   PULSE RADIOLYSIS OF AQUEOUS SOLUTIONS OF SOME INORGANIC COMPOUNDS [J].
BAXENDAL.JH ;
FIELDEN, EM ;
KEENE, JP .
PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1965, 286 (1406) :320-&
[3]   MATRIX ISOLATION OF UNSTABLE LOWER VALENCY STATES OF METAL CATIONS [J].
BROWN, DM ;
DAINTON, FS .
TRANSACTIONS OF THE FARADAY SOCIETY, 1966, 62 (521P) :1139-&
[4]   PHOTO- AND RADIATION- CHEMISTRY OF LOW TEMPERATURE AQUEOUS GLASSES .1. MINERAL ACID GLASSES CONTAINING N2O AND FE2PLUS IONS [J].
DAINTON, FS ;
JONES, FT .
TRANSACTIONS OF THE FARADAY SOCIETY, 1965, 61 (512P) :1681-&
[5]   ELECTRONS IN AQUEOUS AND ORGANIC MEDIA AND A MODEL FOR RADIOLYSIS [J].
HAMILL, WH .
JOURNAL OF CHEMICAL PHYSICS, 1968, 49 (05) :2446-&
[6]  
HAMILL WH, IN PRESS
[7]  
HAMILL WH, 1968, RADICAL IONS, pCH9
[8]   RATE CONSTANTS OF HYDRATED ELECTRON REACTIONS WITH ORGANIC COMPOUNDS [J].
HART, EJ ;
THOMAS, JK ;
GORDON, S .
JOURNAL OF PHYSICAL CHEMISTRY, 1964, 68 (06) :1271-&
[10]  
KEVAN L, 1968, RADIATION CHEMISTRY