Ion Pair Association in Isodielectric Mixtures at 25 degrees C

被引:5
|
作者
D'Aprano, Alessandro [1 ]
Donato, Ines Dorina [1 ]
Caponetti, Eugenio [1 ]
机构
[1] Univ Palermo, Inst Phys Chem, I-90123 Palermo, Italy
关键词
Conductance; ion pair association; potassium perchlorate and iodide; aqueous mixtures; isodielectric solvents;
D O I
10.1007/BF00646477
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Conductance measurements of potassium perchlorate and iodide have been carried out on the following mixtures: methanol-ethylene carbonate, acetone-ethylene carbonate, aeetonitrile-ethylene carbonate, sulfolane-ethylene carbonate, isodielectric with water; and in benzene-sulfolane, benzene-acetonitrile, ethanol-sulfolane, isodielectric with methanol. The extent of ionic association at a given concentration in two solvents of the same dielectric constant is greater in the aprotic solvent.
引用
收藏
页码:371 / 376
页数:6
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