Subject Code: CY7L018 Subject Name: Theory of Conductance and Diffusion L-T-P: 3-0-0 Credit: 3
Prerequisite(s): Nil
Theory of electrolytic conductance - Debye-Huckel theory of strong electrolytes - Debye-Huckel-Onsager equation - validity of DHO equation - deviation of DHO, migration of ions, transport number in simple electrolytes and mixtures - abnormal transport number. Activity coefficients of electrolytes - ionic strength, Debye-Huckel limiting law, modifications of DHLL, qualitative test of DHLL, verification of DHLL, ion association, fraction of association, association constant, equilibria in electrolytes - dissociation constant, activity coefficient and solubility measurements. Applications of conductance measurements.
Diffusion: Fick’s Law of steady state diffusion, diffusion coefficient, relation between diffusion and mobility. Galvanic cells: Cells with and without transference, liquid junction potential and its determination, Donnan membrane equilibrium, Applications of EMF measurements, solubility and solubility product, pH and its measurement, Temperature coefficient of EMF and determination of ∆G, ∆H and ∆S.
Text/ Reference Books:
  1. Bockeris J. O’M; Reddy A. K. N. and G-Aldeco M., Modern Electrochemistry 2A: Fundamentals of electrodics, Kluwer academic.
  2. Glasstone S. Introduction to Electrochemistry, Affiliated East West Press.
  3. Bard A. J. and Faulkner L. R. Electrochemical methods: Fundamentals and Applications, Wiley.