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Redox Processes and UO2(s)Solubility: The Determination of the UO22+U4+ Redox Potential at 25°C in HClO4 Media of Different Strength

Published online by Cambridge University Press:  28 February 2011

Jordi Bruno ,
Ingmar Grenthe  and
B. O Lagerman
Jordi Bruno
Affiliation:
Royal Institute of Technology, Dept. of Inorganic Chemistry S-100 44 Stockholm 70, Sweden
Ingmar Grenthe
Affiliation:
Royal Institute of Technology, Dept. of Inorganic Chemistry S-100 44 Stockholm 70, Sweden
B. O Lagerman
Affiliation:
Royal Institute of Technology, Dept. of Inorganic Chemistry S-100 44 Stockholm 70, Sweden
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Extract

The redox potential of the couple UO22+ /U4+ has been determined at 25°C in various HC1O4 media by direct potentiometric determinations in 0.25, 0.5, 1, 2 and 3 M HC1O4 media. Some spectrophotometric measurements of the equilibrium: Cu(s) + UO2+ = U4+ + Cu2+ + H2O.

Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 50: Symposium STOCKHOLM – Scientific Basis for Nuclear Waste Management IX , 1985 , 299
Copyright
Copyright © Materials Research Society 1985

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References

1. Fuger, J. and Oetting, F.L., The Chemical Thermodynamics of Actinide Elements and Compounds-Il. The Actinide Aqueous Ions. Intl. Atomic Energy Agency, Vienna, pp 16–60, 1976 Google Scholar
2. Sobkowski, J. and Minc, S., J. Inorg. Nucl. Chem. 23, 81 (1961)Google Scholar
3. Nikolaeva, N.M., Izv. Sib. Otd. Akad. Nauk SSSR, Ser. Khim 1, 14 (1974)Google Scholar
4. Luther, R. and Michie, A.C., Z. Electrochem. 14, 826 (1908)Google Scholar
5. Tittlestadt, N., Z. Phys.Chem. 72, 257 (1910)Google Scholar
6. Taylor, J.K. and Smith, E.R., Report A 1972, 1944Google Scholar
7. Kraus, K.A. and Nelson, F., J. Amer. Chem. Soc. 71, 2517 (1949)CrossRefGoogle Scholar
8. Grenthe, I. and Varfeldt, J., Acta. Chem. Scand. 23, 988 (1969)Google Scholar
9. Bruno, J. and Grenthe, I., Environmental and Toxicological Chemistry, 10, 257 (1985)CrossRefGoogle Scholar
10. Pitzer, K. in Activity coefficients in electrolyte solutions Part I, edited by Pytkowicz, R.M. (CRC Press, Florida, 1979) pp. 157–208,Google Scholar
11. Whitfield, M. in Activity coefficients in electrolyte solutions Part II, edited by Pytkowicz, R.M. (CRC Press, Florida, 1979) pp. 153–299.Google Scholar
12. Ciavatta, L., Anali di Chimica. Soc. Chim. It. 1980, pp. 551–567.Google Scholar
13. Katz, J.J. and Seaborg, G.T., The Chemistry of the Actinide Elements, 1st ed. (Methuen & Co. Ltd., London, 1957) pp. 184–186.Google Scholar