Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum

The cathodic potential-decay process on platinum electrodes in oleums has been investigated by means of a rotating disk. The non-stady parameters are compared with those already reported under steady-state conditions. Both results are discussed in terms of a general reaction mechanism comprising var...

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Autores principales: Arvia, Alejandro Jorge, Carrozza, Jesús Simón, Garrera, H. A.
Formato: Articulo
Lenguaje:Inglés
Publicado: 1971
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/119938
https://www.sciencedirect.com/science/article/abs/pii/0013468671851290
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id I19-R120-10915-119938
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Exactas
Química
Fuming sulphuric acids
Cathodic reactions
Platinum
spellingShingle Ciencias Exactas
Química
Fuming sulphuric acids
Cathodic reactions
Platinum
Arvia, Alejandro Jorge
Carrozza, Jesús Simón
Garrera, H. A.
Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum
topic_facet Ciencias Exactas
Química
Fuming sulphuric acids
Cathodic reactions
Platinum
description The cathodic potential-decay process on platinum electrodes in oleums has been investigated by means of a rotating disk. The non-stady parameters are compared with those already reported under steady-state conditions. Both results are discussed in terms of a general reaction mechanism comprising various consecutive as well as alternative steps, considering that the main cathodic product is sulphur dioxide. The SO<sub>3</sub>-containing species acts as a depolarizer by reacting with hydrogen atoms adsorbed on the electrode surface.
format Articulo
Articulo
author Arvia, Alejandro Jorge
Carrozza, Jesús Simón
Garrera, H. A.
author_facet Arvia, Alejandro Jorge
Carrozza, Jesús Simón
Garrera, H. A.
author_sort Arvia, Alejandro Jorge
title Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum
title_short Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum
title_full Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum
title_fullStr Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum
title_full_unstemmed Electrochemistry of fuming sulphuric acids : III. Mechanism of the cathodic reactions on platinum
title_sort electrochemistry of fuming sulphuric acids : iii. mechanism of the cathodic reactions on platinum
publishDate 1971
url http://sedici.unlp.edu.ar/handle/10915/119938
https://www.sciencedirect.com/science/article/abs/pii/0013468671851290
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