<abstract xmlns="http://www.w3.org/1999/xhtml"><p> During last decades interest in ferrates(VI) has increased significantly. On one hand they serve as strong, non-toxic oxidants without harmful by-products and, on the other hand, as an efficient coagulant in both drinking and waste water treatment technology. In this work we focused on the electrochemical preparation of ferrate (VI) salts in eutectic low temperature molten sodium hydroxide - water mixture using pure iron anodes. Some information on the stability and kinetics of decomposition of sodium ferrate(VI) prepared by molten-system electrolysis is discussed. An assumption that electrochemically prepared ferrate(VI) in molten hydroxide media are stable enough to be used especially in the field of waste water treatment was confirmed by our observation.</p></abstract>

During last decades interest in ferrates(VI) has increased significantly. On one hand they serve as strong, non-toxic oxidants without harmful by-products and, on the other hand, as an efficient coagulant in both drinking and waste water treatment technology. In this work we focused on the electrochemical preparation of ferrate (VI) salts in eutectic low temperature molten sodium hydroxide - water mixture using pure iron anodes. Some information on the stability and kinetics of decomposition of sodium ferrate(VI) prepared by molten-system electrolysis is discussed. An assumption that electrochemically prepared ferrate(VI) in molten hydroxide media are stable enough to be used especially in the field of waste water treatment was confirmed by our observation.

Electrochemical study of the stability of ferrates(VI) in low temperature molten hydroxide

Institute of Inorganic Chemistry, Technology and Materials, Faculty of Chemical and Food Technology, Slovak University of Technology in Bratislava, Radlinského 9, 812 37 Bratislava, Slovakia

Acta Chimica Slovaca

During last decades interest in ferrates(VI) has increased significantly. On one hand they serve as strong, non-toxic oxidants without harmful by-products and,...

Electrochemical study of the stability of ferrates(VI) in low temperature molten hydroxide

Publié en ligne: 23 nov. 2013

Pages: 202 - 205

DOI: https://doi.org/10.2478/acs-2013-0032

Mots clés
electrolysis, ferrates, melts, stability

This content is open access.

Electrochemical study of the stability of ferrates(VI) in low temperature molten hydroxide

Publié en ligne: 23 nov. 2013

Pages: 202 - 205

DOI: https://doi.org/10.2478/acs-2013-0032

Mots cléselectrolysis, ferrates, melts, stability

This content is open access.

Mots clés
electrolysis, ferrates, melts, stability