EL3303 Syllabus - Principles Of Electrochemistry - 2021 Regulation Anna University

EL3303 Syllabus - Principles Of Electrochemistry - 2021 Regulation Anna University

EL3303	PRINCIPLES OF ELECTROCHEMISTRY	LTPC

3003

COURSE OBJECTIVES:

• To import knowledge on basic principles of electrochemistry and its applications.

UNIT I	ION-SOLVENT & ION-ION INTERACTIONS	9

ion-solvent interaction, ExperimentalH and Ion-solvent interaction – Expression for verification of Born Model, Ion-dipole model of ion-solvent interaction and expression for heat of solvation, IonIon Interaction – True and Potential electrolytes, Debye-Huckel (ion-cloud) theory of ion-ion interactions, Activity coefficients and ion-ion interaction

UNIT II	ION TRANSPORT IN SOLUTION	9

Diffusion & Diffusion coefficient, Einstein-Smoluchowski equation, Conduction, Molar & Equivalent conductivity, Kohlrausch’s Law, Ionic mobility, Stokes-Einstein relation, NernstEinstein equation, Transport numbers – determination by Hittorf’s & Moving Boundary methods – Walden’s rule - Debye Huckel-Onsager equation, Non-aqueous solutions

UNIT III	POLARISATION AND OVER POTENTIAL	9

Electrolytic polarization, Dissolution and Decomposition potential, Overvoltage – hydrogen and oxygen overvoltage, applications, Polarography – principles, diffusion layer, limiting current density, polarographic circuit, dropping mercury electrode, merits & demerits, supporting electrolyte, current maxima, polarograms, half wave potential, diffusion current, applications

UNIT IV	COLLOIDAL ELECTROCHEMISTRY	9

Electrochemical properties of colloids – Charge on colloidal particles, Electrical Double Layer, Cogulation of colloidal sols, Electrokinetic phenomena - Electro-Osmosis – Determination of zeta potential, Electrophoresis – sedimentation potential (Dorn effect), Determination of colloidal particle size, Surfactant, Emulsion, Emulsifiers, gels - Applications

UNIT V	ELECTROACTIVE LAYERS AND MODIFIED ELECTRODES	9

Chemically modified electrodes, Types and methods of modification – chemisorption, covalent bond formation, polymer film coatings, inorganic materials, Langmuir-Blodgett (LB) methods, properties of the modified electrodes, electrochemistry at monolayer and multilayer modified electrodes, characterisation of modified electrodes

TOTAL: 45 PERIODS

COURSE OUTCOMES:

1. The students would have knowledge of electrode potentials & Nernst equation, electrode reactions, voltammetry, amperometry, and electrochemical sensors.

TEXT BOOKS:

1. J.O.M.Bockris & A.K.N.Reddy, “Modern Electrochemistry –Vol. I & II” , Plenum Press, New York, 2000.
2. Peter Atkins and Julio de Paula, “Physical Chemistry”, VII Edition, Oxford University Press, New York, 2002.

REFERENCES:

1. A.J. Bard and L.R. Faulkner, “Electrochemical Methods – Fundamentals and applications” 3 rd edition John Wiley & Sons Inc, 2001.
2. Pallab Ghosh,”Colloid and Interface Science”,PHI Ltd,2009.