Water – Characteristics - hardness - Boiler feed water - requirements - disadvantages of using hard water in boilers - internal conditioning (colloidal – phosphate - calgon and carbonate conditioning methods) - external conditioning - zeolite process, demineralization process - desalination of brackish water by reverse osmosis - Domestic water treatment - Disinfection methods - chlorination - ozonation and UV treatment.
Adsorption types - Freundlich and Langmuir adsorption isotherms. Applications of adsorption - abatement of air and water pollution - automobile catalytic convertors. Surface active agents-surfactants, detergents, emulsifiers, properties- critical miceller concentration, contact angle, wetting and water repellency, Superhydrophobic surfaces.
First law, variation of heat of reaction with temperature, adiabatic flame temperature. Joule Thomson effect and its significance- inversion temperature-liquefaction of gases. Second law- statements- entropy and spontaneity-free energy and spontaneity. Gibbs-Helmholtz equation. Concept of chemical potential - variation of chemical potential with temperature and pressure, Clausius Clapeyron equation.
Electrode potential - emf series- standard and reference electrodes - SHE, calomel. Nernst equation - galvanic and concentration cells-Ion selective electrodes- glass electrode-applications. Potentiometric and conductometric titrations. Applied Electrochemistry: electroplating (Au), electropolishing, electrophoretic painting.
CORROSION AND ITS CONTROL Chemical corrosion - Pilling-Bedworth rule - electrochemical corrosion - mechanism - galvanic corrosion - differential aeration corrosion - factors influencing corrosion - corrosion control - sacrificial anode and impressed cathodic current methods - corrosion inhibitors. Paints constituents and their functions - surface conversion coatings - Galvanizing and Tinning.
Reference Book:
P.C.Jain and Monica Jain, “Engineering Chemistry†Dhanpat Rai Pub, Co., New Delhi, 2015 (16th Edition). SS Dara, SS Umare, “A Textbook of Engineering Chemistry†S Chand Pub, Co New Delhi 2004 (14th Edition) B.R. Puri, L.R. Sharma, M.S. Pathania "Principles of Physical Chemistry", Vishal Publishing Company., India, 2017 (47th Edition)
Text Book:
O.V. Roussak and H.D. Gesser, Applied Chemistry-A Text Book for Engineers and Technologists, Springer Science Business Media, New York, 2013 (2nd Edition) O.G. Palanna, “Engineering Chemistry†McGraw Hill Education (India) Private Limited, 2017 (2nd Edition) Donald A. McQuarrie, John D. Simon "Physical Chemistry: A Molecular Approach", University Science Books., USA, 1997 (1st Edition) Peter Atkins, Julio de Paula "Elements of Physical Chemistry", Oxford university press., UK, 2013 (6th Edition)
