ELECTROCHEMICAL REDUCTION OF TRICARBONYL COMPOUNDS - REDUCTION-MECHANISM OF ALLOXAN ON A MERCURY-ELECTRODE

被引:10
|
作者
MORENO, L
BLAZQUEZ, M
DOMINGUEZ, M
ROLDAN, E
机构
[1] UNIV CORDOBA,FAC CIENCIAS,DEPT QUIM FIS,CORDOBA,SPAIN
[2] UNIV SEVILLE,DEPT FISICOQUIM APLICADA,SEVILLE,SPAIN
来源
JOURNAL OF ELECTROANALYTICAL CHEMISTRY | 1985年 / 185卷 / 01期
关键词
CHEMICAL REACTIONS - Reduction - ELECTRODES; ELECTROCHEMICAL; -; Mercury;
D O I
10.1016/0368-1874(85)85845-7
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A study has been carried out on the reduction mechanism of alloxan over a mercury drop electrode corresponding to the first two-electron transfer over the pH range 0-12. Polarographic and voltammetric results show the reduction process to be kinetically controlled. Rate and equilibrium constant data for the prior chemical reaction have been evaluated and several reaction mechanisms for different pH zones have been proposed.
引用
收藏
页码:119 / 130
页数:12
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