KINETICS AND MECHANISM OF ELECTRON-TRANSFER REACTIONS IN AQUEOUS-SOLUTIONS - SILVER(I) CATALYZED OXIDATION OF ASPARTIC-ACID BY CERIUM(IV) IN ACID PERCHLORATE MEDIUM
I. Sharma et al., KINETICS AND MECHANISM OF ELECTRON-TRANSFER REACTIONS IN AQUEOUS-SOLUTIONS - SILVER(I) CATALYZED OXIDATION OF ASPARTIC-ACID BY CERIUM(IV) IN ACID PERCHLORATE MEDIUM, International journal of chemical kinetics, 27(4), 1995, pp. 311-319
Silver(I) catalyzed oxidation of aspartic acid by cerium(IV) was studi
ed in acid perchlorate medium. The stoichiometry of the reaction is re
presented by the eq. (i) [GRAPHICS] Dimeric cerium(IV) species has bee
n indicated and employed in calculations of monomeric cerium(IV) speci
es concentrations. The reaction is second-order and uncatalyzed reacti
on also simultaneously occurs along with the silver(I) catalyzed react
ion conforming to the rate law (ii) [GRAPHICS] where k is an observed
second-order rate constant. A probable reaction mechanism is suggested
. (C) 1995 John Wiley and Sons, Inc.