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Engineering Chemistry 21CHE12/22
| 21CHE12/22 |
| Attribute | Details |
|---|---|
| Course Code | 21CHE12/22 |
| CIE Marks | 50 |
| Teaching Hours/Week (L:T:P:S) | 2:2:0 |
| SEE Marks | 50 |
| Total Hours of Pedagogy | 40 |
| Total Marks | 100 |
| Credits | 03 |
| Exam Hours | 3 Hours |
2021 Scheme Notes – Engineering Chemistry (Download👇)
21CHE12/22 Syllabus
MODULE 1
Electrochemistry and Energy Storage Systems
Electrochemistry: Introduction, EMF of cell, Free Energy, Single electrode potential-Derivation of
Nernst equation, Numerical problems based on Nernst Equation (E, E° & Ecell).
Reference Electrodes: Introduction, construction, working and applications of calomel electrode.
Ion selective electrodes: Introduction, construction, working and applications of Glass electrode, determination of pH using Glass electrode.
Energy storage Systems: Introduction, Classification of batteries (primary, secondary and reserved batteries). Construction, working and applications of Li-ion batteries. Advantages of Li-ion battery as an electrochemical energy system for electric vehicles. Recycling of Lithium-ion batteries by direct cycling Method. Brief introduction of Na- ion battery.
MODULE 2
Corrosion and Metal finishing
Corrosion and it’s control:
Introduction, Electrochemical theory of corrosion, Factors affecting the rate of corrosion: ratio of anodic
to cathodic areas, nature of corrosion product, nature of medium – pH, conductivity and temperature.
Types of corrosion – Differential metal and differential aeration (pitting and water line).
Corrosion control: Anodizing – Anodizing of aluminum, Cathodic protection – sacrificial anode and impressed current methods, Metal coatings – Galvanization. Corrosion Penetration Rate (CPR), numerical
problems on CPR.
Metal finishing: Introduction, technological importance. Electroplating: Introduction, Electroplating
of chromium (hard and decorative). Electroless plating: Introduction, distinction between electroplating and electroless plating processes. Electroless plating of copper.
MODULE 3
Engineering Materials
Polymers: Introduction, Synthesis and applications of Polyurethanes. Polymer compositesIntroduction, synthesis, properties & applications of Kevlar Fibre.
Conducting Polymers: Introduction, Synthesis & Mechanism of conduction in polyaniline and factors
influencing conductivity of organic polymers.
Biodegradable polymers: Introduction and their requirements. Synthesis, properties and applications of Poly lactic acid.
Nanomaterials: Introduction, size dependent properties (Surface area, Electrical, Optical and Catalytic properties).
Synthesis of nanomaterials: Top down and bottom-up approaches, Synthesis by Sol-gel, and precipitation method, Nanoscale materials: Fullerenes, Carbon nanotubes and graphenes –brief Explanation, properties and applications.
MODULE 4
Green Chemistry and Alternative energy resources
Green Chemistry: Introduction, definition, Major environmental pollutants – Oxides Nitrogen, Sulphur
and Carbon (Mansion the impact of these pollutants on environment), Basic principles of green chemistry -brief discussion on 12 principles of green chemistry.
Various green chemical approaches – Microwave synthesis, Bio catalysed reaction (only explanation with examples).
Solvent-free reactions- advantages and conditions
Synthesis of typical organic compounds by conventional and green route;
i) Adipic acid – Conventional synthesis from Benzene, Green synthesis from glucose.
ii) Paracetamol – Conventional and Green synthesis from Phenol Industrial applications of Green Chemistry
Green fuel: Hydrogen-production (Photo electrocatalytic and photo catalytic water splitting) and applications in hydrogen fuel cells. Construction, working and applications of Methanol-Oxygen fuel cell (H2SO4 as electrolyte).
Solar Energy: Introduction, construction, working and applications of photovoltaic cell.
MODULE 5
Water Chemistry, chemical analysis and Instrumental methods of analysis
Water chemistry:
Introduction, sources and impurities in water, Potable water; meaning and specifications (as per WHO standards), Hardness of water, types, determination of hardness using EDTA titration, numerical problems on hardness of water. Definition of Biological oxygen demand (BOD) and Chemical Oxygen Demand (COD), determination of COD of waste water sample and Numerical problems on COD.
Methods of Chemical Analysis:
Volumetric Analysis: Introduction, principles of titrimetric analysis, requirement of titrimetric analysis, primary and secondary standards. Requirement of a primary standard solution, units of standard solutions- Definition of normality, molarity, molality, mole fraction, ppm.
Instrumental methods of analysis:
Introduction, Theory, Instrumentation and applications of Colorimetry, Flame Photometry, Potentiometry, Conductometry (Strong acid with strong base, weak acid with a strong base, mixture of strong acid and a weak acid with a strong base)
21CHE12/22 Solved Model Papers
Engineering Chemistry Model Papers (Download👇)
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