State of Silicotungstic Acid in Aqueous Solutions in the Presence of Inorganic Salts as Probed by NMR Spectroscopy
- Autores: Sulimov A.V.1, Balashov A.L.1, Ovcharova A.V.1, Ryabova T.A.1
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Afiliações:
- Nizhny Novgorod State Technical University
- Edição: Volume 63, Nº 8 (2018)
- Páginas: 1097-1099
- Seção: Physical Chemistry of Solutions
- URL: https://journals.rcsi.science/0036-0236/article/view/168930
- DOI: https://doi.org/10.1134/S0036023618080223
- ID: 168930
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Resumo
The state of silicotungstic acid (STA) in the presence of inorganic salts (Fe2(SO4)3, SnCl2, and SnSO4) in aqueous solutions was studied by 183W NMR spectroscopy. Silicotungstic acid was found to retain its structure, and no new heteropoly compounds were formed. This finding proves the enhanced stability of STA toward complex formation at high acidities.
Sobre autores
A. Sulimov
Nizhny Novgorod State Technical University
Autor responsável pela correspondência
Email: epoxide@mail.ru
Rússia, Nizhny Novgorod, 603950
A. Balashov
Nizhny Novgorod State Technical University
Email: epoxide@mail.ru
Rússia, Nizhny Novgorod, 603950
A. Ovcharova
Nizhny Novgorod State Technical University
Email: epoxide@mail.ru
Rússia, Nizhny Novgorod, 603950
T. Ryabova
Nizhny Novgorod State Technical University
Email: epoxide@mail.ru
Rússia, Nizhny Novgorod, 603950
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