Nernst-Thomson rule

Nernst-Thomson rule

[′nernst ′täm·sən ‚rül]
(physical chemistry)
The rule that in a solvent having a high dielectric constant the attraction between anions and cations is small so that dissociation is favored, while the reverse is true in solvents with a low dielectric constant.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.