Synthesis and properties of double copper(I)–nickel(II) sulfite
- Authors: Chalaya E.A.1, Tyurin A.G.2, Vasekha M.V.1, Biryukov A.I.2
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Affiliations:
- Murmansk State Technical University
- Chelyabinsk State University
- Issue: Vol 86, No 7 (2016)
- Pages: 1545-1551
- Section: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/215624
- DOI: https://doi.org/10.1134/S1070363216070021
- ID: 215624
Cite item
Abstract
Pourbaix diagrams of Cu–H2SO4–H2O and Ni–H2SO4–H2O systems have been refined, and stability regions of the sulfite phases have been determined. State diagrams of double copper(I)–copper(II) and copper(I)–nickel(II) sulfites have been constructed. Double copper(I)–nickel(II) sulfite has been isolated from aqueous solutions saturated with sulfur dioxide. The solutions at different ratios of the metals have been studied by spectrophotometry; the isolated double sulfite has been studied by X-ray diffraction, IR spectroscopy, dispersion analysis, and thermal analysis. Fundamentals of thermodynamic prognostication of the Cu2SO3·MSO3 double sulfites synthesis have been elaborated.
Keywords
About the authors
E. A. Chalaya
Murmansk State Technical University
Email: Vasyoha@rambler.ru
Russian Federation, ul. Sportivnaya 13, Murmansk, 183010
A. G. Tyurin
Chelyabinsk State University
Email: Vasyoha@rambler.ru
Russian Federation, Chelyabinsk
M. V. Vasekha
Murmansk State Technical University
Author for correspondence.
Email: Vasyoha@rambler.ru
Russian Federation, ul. Sportivnaya 13, Murmansk, 183010
A. I. Biryukov
Chelyabinsk State University
Email: Vasyoha@rambler.ru
Russian Federation, Chelyabinsk