Electrochemical oxidation of pyrrhotine in alkaline media

被引：0

作者：

Chanturiya, VA ^{[1
]}

Makarov, VN

Makarov, DV

Vasil'eva, TN

Belyaevskii, AT

机构：

[1] Russian Acad Sci, Inst Problems Complex Dev Mineral Resources, Moscow, Russia

[2] Russian Acad Sci, Kola Res Ctr, Inst Chem, Apatity, Russia

来源：

RUSSIAN JOURNAL OF ELECTROCHEMISTRY | 1999年 / 35卷 / 07期

关键词：

D O I：

暂无

中图分类号：

O646 [电化学、电解、磁化学];

学科分类号：

081704 ;

摘要：

Electrochemical oxidation of pyrrhotine in alkaline media is studied. The oxidation involves two stages. In the first stage, which is presumably limited by the charge transfer rate, an amorphous product, comprising hydroxides of iron and sulfur, forms on the mineral surface. At more positive potentials sulfide sulfur oxidizes to ions of thiosulfate, sulfite, and sulfate. The second stage is probably limited by diffusion.

引用

页码：759 / 763

页数：5

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