Investigation of Chloride Ion Substitution Equilibria in AuCl4− with Ethylenediamine and 1,3-Diaminopropane Using Capillary Zone Electrophoresis
- Authors: Mironov I.V.1,2, Kharlamova V.Y.1,2, Kokovkin V.V.1,2
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Affiliations:
- Nikolaev Institute of Inorganic Chemistry, Siberian Branch
- Novosibirsk National Research State University
- Issue: Vol 63, No 1 (2018)
- Pages: 134-139
- Section: Physical Chemistry of Solutions
- URL: https://journal-vniispk.ru/0036-0236/article/view/168374
- DOI: https://doi.org/10.1134/S0036023618010126
- ID: 168374
Cite item
Abstract
Substitution of chloride ions in AuCl4− with ethylenediamine (en) and propylenediamine (tn) is studied by capillary zone electrophoresis at I = 0.05 M and T = 25°C. The substitution constants are determined: AuenCl2+ + en = Auen23+ + 2Cl–, logK2 = 10.4; AuCl4− + tn = AutnCl2+ + 2Cl–, logK1 = 16.1; AutnCl2+ + tn = Autn3+2 + 2Cl–, logK2 = 12.0.
About the authors
I. V. Mironov
Nikolaev Institute of Inorganic Chemistry, Siberian Branch; Novosibirsk National Research State University
Author for correspondence.
Email: imir@niic.nsc.ru
Russian Federation, Novosibirsk, 630090; Novosibirsk, 630090
V. Yu. Kharlamova
Nikolaev Institute of Inorganic Chemistry, Siberian Branch; Novosibirsk National Research State University
Email: imir@niic.nsc.ru
Russian Federation, Novosibirsk, 630090; Novosibirsk, 630090
V. V. Kokovkin
Nikolaev Institute of Inorganic Chemistry, Siberian Branch; Novosibirsk National Research State University
Email: imir@niic.nsc.ru
Russian Federation, Novosibirsk, 630090; Novosibirsk, 630090
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