Credits: 3 (3-0-0)
Description
Volta and Galvani potentials, electrochemical potential, electrochemical equilibrium, Nernst equation. Born-Haber cycle for enthalpy and Gibbs free energy calculation, conventions for ionic species, solvation energy, ionic equilibrium. Electrochemical cell, standard electrode potential, Pourbaix diagram, Donnan potential, reversible electrode. Born model for ion-solvation energy. Ion-ion interactions: Debye- Huckel theory, activity coefficient of ionic solution, ion pair, Bjerrum theory and Fuoss theory. Ionic transport: migration, extended Nernst-Planck equation, electrochemical mobility and its relation with diffusivity, Stokes-Einstein equation, ionic conductivity, transport number, Kohlrausch law. Charged interface: surface excess quantity, Lippmann equation, Gouy-Chapman model, Stern layer, internal and external Helmholtz layer, zeta potential, energy of double layer. Electrokinetic phenomena: Non-equilibrium formulation, diffusion potential, junction potential, Planck-Henderson equation, pH electrode, electrosmosis, electrophoresis, streaming potential, sedimentation potential. Introduction to electrode kinetics: Butler- Volmer formulation, Tafel equation.