Automation of electrode kinetics—IV. The chlorine evolution reaction on a RuO2-TiO2 plate electrode
✍ Scribed by D.A. Denton; J.A. Harrison; R.I. Knowles
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- English
- Weight
- 399 KB
- Volume
- 25
- Category
- Article
- ISSN
- 0013-4686
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✦ Synopsis
TheCl, evolution reaction on RuO,-TiO, plate electrodes in 1M HCl has been studied by steady state i-E curves and (IC impedance using a new automated electrochemical measurement and display system. The characteristic electrochemical parameters are derived which will determine theindustrial performance. of the electrodes. NOMENCLATURE : Differential capacity per unit pore length. k&f Differential capacity. Standard rate at E". KV Ohmic resistance. R Charge transfer resistance per unit pore length. R Solution resistance per unit pore length. Z(w) Impedance. e Charge transfer resistance.
📜 SIMILAR VOLUMES
## Thechlorine and oxygen evolution reactions have been investigated on various compositions of Ti supported Ru0,/Ti02 anodes. Conclusions have been reached on the structure of the electrode, and its influence on the mechanism of these two reactions, at the different compositions of Ru0JI'i02.
Aba&act -The electrocatalysis for the chlorine evolution reaction on RuOs and Ir02 electrodes was &US& on the ba.& of& activation energy. The activated complex with the pentagonal bipyramid-type structure was speculated to be formed in the transition state for the Heymvsky reaction. The activation e
Ahstrae-Kinetics of the hydrogen evolution reaction (her) were measured at a rhodium electrode in a 1 M solution of KOH at various temperatures between 5 and 75°C. The rn-ts were conducted at a Rh wire electrode activated before every measurement by cycling in the range of potentials between -1.0 an
The apparent heterogeneous rate constants can be determined by a special cu technique in solutions containing both the oxidized and the reduced forms of a redox couple. The electrode materials are characterized by the dikence between the ktX and kFed. The effect of RuO,/IiO, ratio on the electrochem