Abstract
The abnormal transport properties (conductances and viscosities) of electrolytes in aqueous solution are explained in terms of the effect ions can have on water structure. Various theories that treat the solvent as a continuum are shown to be incapable of explaining these abnormalities. The Frank- Wen model is used to classify ions as electrostrictive structure- makers, Li+, F-, Ca2+; hydrophobic structure-makers, Bu4N+, Ph4B-; and structure-breakers, Cs+, I-, Me4N+. These effects can be detected by comparing data for aqueous solutions with nonaqueous solutions, by investigating the temperature coefficient of ionic mobilities and viscosity B coefficients, by comparing ionic mobilities in H2O and D2O, and by comparing the particular hydrophilic properties of the (EtOH)4N+ ion with its alkyl analog, the Pr4N+ ion.
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