Kinetics of the hydrogen electrode reactions of platinum in the NaHSO<sub>4</sub> + KHSO<sub>4</sub> eutectic melt

The kinetics of the hydrogen electrode reactions on Pt in the NaHSO<sub>4</sub> + KHSO<sub>4</sub> melt at ca. 185°C is studied. Under potentiodynamic conditions both the anodic and cathodic processes can be interpreted with the hydrogen electrode reaction mechanism already k...

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Autores principales: Lezna, Reynaldo Oscar, Triaca, Walter Enrique, Arvia, Alejandro Jorge
Formato: Articulo
Lenguaje:Inglés
Publicado: 1976
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Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/121963
https://www.sciencedirect.com/science/article/abs/pii/S0022072876802896
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Sumario:The kinetics of the hydrogen electrode reactions on Pt in the NaHSO<sub>4</sub> + KHSO<sub>4</sub> melt at ca. 185°C is studied. Under potentiodynamic conditions both the anodic and cathodic processes can be interpreted with the hydrogen electrode reaction mechanism already known. At potentials more negative than 0.1 V (vs. Ag/Ag+ (0.06 M)) the mechanism of the cathodic reaction changes because of a sulphide species formed on the electrode which is produced by a reduction of the melt components.