... Halide Ions John P. Richard Contribution from the Department of Chemistry, University of Kentucky, Lexington, Kentucky 40506-0055. Received November 2, 1990 ... 0002-7863/91/1513-4588$02.50/ 0 0 1991 American Chemical Society Page 2. J. Am. Chem. Soc., Vol. 113, No. ...