Square-Wave Voltammetry of a Second Order Cathodic Stripping Process Coupled by Adsorption of the Reacting Ligand

Gulaboski, Rubin and Mirceski, Valentin and Komorsky-Lovrić, Šebojka (2002) Square-Wave Voltammetry of a Second Order Cathodic Stripping Process Coupled by Adsorption of the Reacting Ligand. Electroanalysis, 14 (5). pp. 345-355. ISSN 1040-0397

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Abstract

A new theory of a second order cathodic stripping reaction accompanied by adsorption of the reacting ligand is
developed under conditions of square-wave voltammetry. In the mathematical model, the following reaction is
considered:
2L� (ads)�2L�(aq)�Hg(l)�HgL2(s)�2e�
The relationships between the properties of the voltammetric response and both the kinetic parameters as well as the
parameters of the excitement signal were analyzed. Both reversible and quasireversible redox reactions were
examined. Criterions for distinguishing the studied mechanism from the other types of cathodic stripping reactions
were established. The phenomenon of a quasireversible maximum was studied in details. The theoretical results are
qualitatively compared with the SW voltammograms of 6-propyl-2-thiouracil.

Item Type: Article
Uncontrolled Keywords: square-wave voltammetry, electrochemistry, uracils, kinetics of electron transfer, adsoprtion, cathodic stripping voltammetry, split square-wave voltammograms, quasireversible maximum
Subjects: Natural sciences > Chemical sciences
Divisions: Faculty of Agriculture
Depositing User: Rubin Gulaboski
Date Deposited: 31 Oct 2012 10:26
Last Modified: 05 Nov 2012 11:10
URI: https://eprints.ugd.edu.mk/id/eprint/136

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