Thermodynamics of complexation of yttrium-family lanthanide ethylenediamine disuccinates at 298.15 K
- Авторлар: Lytkin A.I.1, Chernyavskaya N.V.1, Chernov A.S.1, Krutova O.N.1, Litvinenko V.E.2
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Мекемелер:
- Ivanovo State University of Chemistry and Technology
- Kostroma State University
- Шығарылым: Том 61, № 12 (2016)
- Беттер: 1620-1623
- Бөлім: Physical Chemistry of Solutions
- URL: https://journals.rcsi.science/0036-0236/article/view/166997
- DOI: https://doi.org/10.1134/S0036023616120111
- ID: 166997
Дәйексөз келтіру
Аннотация
Complexation between ethylenediamine-N,N'-disuccinic acid (Н4Y, EDDS) and Er3+, Yb3+, and Lu3+ ions in aqueous solutions is studied by calorimetry and pH measurements. The thermodynamic parameters (logK, ΔrG, ΔrH, and ΔrS) of formation of LnY–and LnHY complexes at 298.15 K and ionic strength I = 0.5(KNO3) are determined. Changes in the thermodynamic parameters of reactions while moving along the lanthanide series are discussed.
Авторлар туралы
A. Lytkin
Ivanovo State University of Chemistry and Technology
Хат алмасуға жауапты Автор.
Email: alytk@mail.ru
Ресей, Ivanovo
N. Chernyavskaya
Ivanovo State University of Chemistry and Technology
Email: alytk@mail.ru
Ресей, Ivanovo
A. Chernov
Ivanovo State University of Chemistry and Technology
Email: alytk@mail.ru
Ресей, Ivanovo
O. Krutova
Ivanovo State University of Chemistry and Technology
Email: alytk@mail.ru
Ресей, Ivanovo
V. Litvinenko
Kostroma State University
Email: alytk@mail.ru
Ресей, Kostroma
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