Individual extraction constants of some organic cations in the two-phase water–nitrobenzene system

• Published in: Journal of radioanalytical and nuclear chemistry Vol. 286; no. 1; pp. 155 - 159
• Main Authors: Makrlík, E., Selucký, P., Vaňura, P., Budka, J.
• Format: Journal Article
• Language: English
• Published: Dordrecht Springer Netherlands 01-10-2010
• Subjects: Cation exchanging; Cations; Chemistry; Chemistry and Materials Science; Constants; Diagnostic Radiology; Extraction; Hadrons; Heavy Ions; Inorganic Chemistry; Mathematical analysis; Nitrobenzenes; Nuclear Chemistry; Nuclear Physics; Physical Chemistry; Water–nitrobenzene system; Organic cations; Individual extraction constants; Dicarbollylcobaltate
• ISSN: 0236-5731; 1588-2780
• DOI: 10.1007/s10967-010-0629-y

From extraction experiments and
γ
-activity measurements, the exchange extraction constants corresponding to the general equilibrium C
+
(aq) + Cs
+
(nb) ⇔ C
+
(nb) + Cs
+
(aq) taking part in the two-phase water–nitrobenzene system (C
+
 = organic cation; aq = aqueous phase, nb = nitrobenzene phase) were evaluated. Furthermore, the individual extraction constants of 15 organic cations in the mentioned two-phase system were calculated.