Lecture Hours/Week : 4 Sessional Marks : 50 End semester exam. marks : 100 Total Hours : 52 Credits : 4
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1 SIDDAGANGA INSTITUTE OF TECHNOLOGY, TUMKUR-3. (Autonomous Institution affiliated to VTU, Belgaum) Department: CHEMISTRY Subject: ENGINEERING CHEMISTRY I/II Semester B.E. Common for all branches Syllabus from the Academic year onwards Subject code: 1 CHE Lecture Hours/Week : 4 Sessional Marks : 50 End semester exam. marks : 100 Total Hours : 52 Credits : 4 COURSE OUTCOMES: On successful completion of this course, the student will be able to: 1. Understand the concepts of electrochemistry relevant to the construction and working of batteries and fuel cells. 2. Understand the causes for the corrosion of metals/alloys and corrosion control methods. 3. Find the change of phases on variation of variables like pressure, temperature and composition. 4. Understand the theory, working and application of analytical instruments: Colorimeter, Potentiometer and Conductivity meter. 5. Gain knowledge about the synthesis and applications of various polymers, conduction polymers, polymer composites used in every day and industrial applications. They will be able to understand the reaction mechanism and mechanism of conduction (in case of conducting polymers). 6. Know the green chemistry concepts and extend these ideas to environmental care and sustainability. 7. Acquire knowledge about different types of nano materials, methods of their synthesis with special reference to synthesis and applications of carbon nano-tubes in composite materials. UNIT - I ELECTRODE POTENTIAL, CELLS AND APPLICATIONS Introduction to electrode potential, Single electrode potential - Definition, origin, sign conventions, standard electrode potential (Definition). Derivation of Nernst equation for single electrode potential. Effect of temperature and concentration on single electrode potential. Electrochemical cells- Classification - Electrolytic cells and galvanic cells. Construction of a galvanic cell (Ex. Daniel cell). E.M.F of a cell Definition, notation and 1
2 conventions, Measurement of single electrode potential using Poggendorf s method. Electrodes Types - Reference electrodes calomel electrode, Ag-AgCl electrode. Concentration cells Definition, construction. Concentration cells with and without transference. Derivation of an equation for E.M.F of concentration cells. Numerical problems on E, E o, EMF of cells and concentration cells. Glass electrode (Ionselective electrode) - Determination of ph using glass electrode. The discharge of ions Polarization, decomposition potential and overvoltage. 10 Hours UNIT II BATTERY TECHNOLOGY Batteries Basic concepts, components of a battery, operation of a battery. Advantages of using nanomaterials as electrode materials, different types of electrolytes. Classification of batteries Primary, secondary and reserve batteries. Battery characteristics. Classical batteries construction, working and applications of lead-acid and Ni-Cd battery, Zinc-Ag2O battery. Modern batteries- construction, working and applications of Zn-air, nickel-metal hydride and lithium batteries- criteria for the selection of lithium battery, difference between lithium-mno2 battery and lithium ion battery. Basic principle of capacitor and supercapacitor Comparison of battery and super capacitor. Types of Supercapacitor, fabrication, advantages, limitations and applications. 06 Hours CORROSION SCIENCE Metallic corrosion - Definition, corrosion interrelated problems. Electrochemical theory of corrosion. Types of corrosion - Differential metal corrosion, differential aeration corrosion (waterline corrosion, pitting corrosion) and stress corrosion. Factors affecting the rate of corrosion. Hydrogen overvoltage and Tafel equation. Numerical problems on corrosion rate. Corrosion control methods anodizing, phosphating, galvanizing, tinning, corrosion inhibitors. Cathodic and anodic protection. 6 hours 2
3 UNIT - III PHASE EQUILIBRIA The phase rule Statement, meaning of the terms involved in the phase rule, with examples. Application of phase rule to one component system Water system. Two component system - Pb-Ag system, Eutectic point. Desilverization of lead. 4 hours INSTRUMENTAL METHODS OF ANALYSIS Introduction- Types of analysis- Qualitative, quantitative, instrumental methods. Advantages of instrumental methods of analysis over wet chemical methods of analysis. Electro optical methods- Colorimetry Principle, Lambert s law, Beer s law, Derivation of Beer-Lambert s law, instrumentation and applications. Numerical problems. Electrochemical methods - Potentiometry Principle, advantages and applications. Types of potentiometric titrations Neutralization (acid-base), redox and precipitation titrations, Conductometry - Principle, advantages and applications. Applications of conductometric titrations- strong acid against a strong base, strong acid against a weak base, weak acid against a strong base, weak acid against a weak base, mixture of acids ( strong acid+ weak acid) against a strong base, precipitation titration. Principle and applications of atomic absorption and atomic emission spectroscopy. 6 hours UNIT IV POLYMER SCIENCE Definition, classification Based on occurrence, method of preparation and structure. Polymerization - Definition, types addition and condensation with examples. Techniques of polymerization - bulk, solution, suspension and emulsion polymerization. Mechanism of polymerization - free radical mechanism (ethylene as an example). Weight average and number average molecular weight - Definition, numerical problems. Glass transition temperature (Tg) Definition - factors affecting Tg and significance of Tg. Resins and Plastics Compounding of resins. Synthesis, properties and applications of Teflon, PMMA, polyurethanes and phenol-formaldehyde. Elastomers - Deficiencies of natural rubber. Synthesis and applications of butyl rubber, Buna-S. Adhesives Manufacture and applications of epoxy resins. Bio-degradable plastics. Polymer composites Definition and advantages. Synthesis and applications of kevlar and carbon fibre. 3
4 Conducting polymers - Definition, mechanism of conduction in polyacetylene. Polymer nanocomposites- definition, properties, synthesis and applications. 10 Hours UNIT V GREEN CHEMISTRY Introduction, principles of green chemistry, concept of atom economy with numerical problems, Renewable energy sources Biomass as a renewable source- Synthesis and advantages of bio-ethanol and bio-diesel, power alcohol as fuel. Fuel Cells: Introduction, Definition, differences between a battery and a fuel cell, advantages Construction and working of H2-O2 and MeOH-O2 fuel cells. 5 Hours CHEMISTRY OF NANOMATERIALS Nano-technology-Definition, Types of nano-materials- Metals, oxides and chalcogens. Production of nano-materials- top-down, bottom-up process. Carbon nano-tubesdefinition, types-swct, MWCT. Synthesis of carbon nano-tubes by arc discharge method. Purification by oxidation method, functionalization by acid treatment. Techniques in characterization of nano-materials - TEM, SEM, XRD (No description of techniques). Applications of carbon nano-tubes in composites. 5 Hours TEXT BOOKS 1. Engineering Chemistry - A text book of Chemistry for Engineers, Suba Ramesh and others. Wiley India, First Edition REFERENCE BOOKS (Electrode potential, cells and applications) 1. Elements of Physical Chemistry, Samuel Glasstone and David Lewis, The Macmillan Press Limited, Reprint: Physical Chemistry, Walter J Moore, Longmans Green and Co. Ltd., (Battery technology) 3. Industrial electro chemistry, Derek Pletcher and Frank C. Walsh, Blackie academic and professional, Chemical and electro chemical energy systems, R. Narayan, B. Viswanathan, University Press (India) Ltd.,
5 (Corrosion science) 5. Corrosion Engineering, M.G. Fontana, McGraw Hill Publications, New York, ndustrial electro chemistry, Derek Pletcher and Frank C. Walsh, Blackie academic and proessional,1993. (Phase equilibria) 7. A Text book for engineers, Wiley India Pvt. Ltd., First edition (Instrumental methods of analysis) 8. Instrumental analysis, Douglas A Skoog, F.James Holler and Stanley R. Crouch, Cengage learning India Pvt. Ltd., Instrumental Methods of Analysis. H. H. Willard, L.L. Merritt and J.A. Dean and F. A. Settle, CBS Publishers, 7 th Edition, (Polymer science) 10. Text Book of Polymer Science, F.W. Billmeyer, Wiley Inter science publications, Polymer science, V.R. Gowriker, N. V. Viswanathan, Jayadev Sreeshar, New age International (P) Ltd., Nanocomposite science and technology P.M. Ajayan, L.S. Schadler, P.V. Braun, Wiley, New York (Green Chemistry) 13. A textbook of Environmental Chemistry and Pollution control, Dr.S.S. Dara and Dr. D.D. Mishra, S.Chand publications (Chemistry of Nanomaterials) 14. Hand book of nanotechnology, Bharath Bhushan, Spinger-Verlag Berlin Heidelberg New York Structure and properties of solid state materials, B. Viswanathan, Narosa publication, **--- 5
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