THE ELECTROCHEMICAL PROCESSES OF COPPER IN THE PRESENCE OF TRITON X-100

被引:57
作者
PLAVSIC, M
KRZNARIC, D
COSOVIC, B
机构
[1] Rudjer Bošković Institute, Center for Marine Research Zagreb, Zagreb, 41001
关键词
COPPER; TRITON X-100; ADSORPTION; REDOX PROCESSES; VOLTAMMETRY;
D O I
10.1002/elan.1140060518
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
In this work, the redox processes of copper ions were studied bv electrochemical methods in NaCl and NaClO4 solutions in the absence or in the presence of nonionic surfactant Triton X-100 (T-X-100). The enhancement of the anodic peak current of copper in the presence of T-X-100 in sodium chloride solutions was observed depending on the concentrations of T-X-100 and copper (11) ions. This is the consequence of destabilization of the otherwise stabile CuCl2- complex in chloride solutions bv the presence of T-X-100. The process involves disproportionation of formed copper (I) species to copper (0) and copper (II).
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页码:469 / 474
页数:6
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