Published July 1999
| Version v1
Journal article
Stability of complexes of alkali metal cations with dibenzo-24-crown-8 in water saturated nitrobenzene
Creators
- 1. Charles Univ., Prague (Czech Republic). Faculty of Education
- 2. Prague Inst. of Chemical Technology (Czech Republic). Dept. of Analytical Chemistry
Description
From extraction experiments and γ-activity measurements, the exchange extraction constants corresponding to the general equilibrium M+(aq) + NaL+(nb) ↔ ML+(nb) + Na+(aq) taking place in the two-phase water - nitrobenzene system (M+ = Li+, K+, Rb+, Cs+; L = dibenzo-24-crown-8; aq = aqueous phase, nb = nitrobenzene phase) were evaluated. Further, the stability constants of the ML+ complexes in nitrobenzene saturated with water were calculated; they were found to increase in the Cs+ < Rb+ < Li+ < K+ < Na+ order. (author)
Additional details
Publishing Information
- Journal Title
- Journal of Radioanalytical and Nuclear Chemistry
- Journal Volume
- 241
- Journal Issue
- 1
- Journal Page Range
- p. 197-200
- ISSN
- 0236-5731
- CODEN
- JRNCDM
INIS
- Country of Publication
- Hungary
- Country of Input or Organization
- Hungary
- INIS RN
- 30040588
- Subject category
- S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY; S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
- Descriptors DEI
- ALKALI METAL COMPLEXES; ALKALI METALS; CATIONS; CROWN ETHERS; GAMMA DETECTION; NITROBENZENE; SOLVENT EXTRACTION; STABILITY; WATER
- Descriptors DEC
- CHARGED PARTICLES; COMPLEXES; DETECTION; ELEMENTS; ETHERS; EXTRACTION; HYDROGEN COMPOUNDS; IONS; METALS; NITRO COMPOUNDS; ORGANIC COMPOUNDS; ORGANIC NITROGEN COMPOUNDS; ORGANIC OXYGEN COMPOUNDS; OXYGEN COMPOUNDS; RADIATION DETECTION; SEPARATION PROCESSES
Optional Information
- Notes
- 13 refs.