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Syllabus

 

Course Code

14CY1ICCHY / 14CY2ICCHY

Course Name

Engineering Chemistry

Credits

05

L-T-P-S

4-0-1-0

 

Course Objectives: The students will learn the following:

  • The importance of purity of water for domestic and industrial purposes and also learn the techniques of waste water treatment
  • The process involved in the interconversion of electrical energy and chemical energy
  • The three main issues while dealing with energy problems :

i)   The need to restrict increase in energy consumption

ii) The need to evolve alternative energy sources as a substitute to conventional energy sources

iii) The evolution of how far these new energy sources can serve as replacement for conventional energy sources

  • The idea of deterioration of metal/alloy due to electrochemical interaction of metal / alloy with its environment, ill effects of corrosion, types and corrosion control by various methods
  • Information about better things for better living-through polymers

UNIT-1

Water Treatment 

Introduction, hardness of water, units of hardness, determination of hardness by EDTA method, disadvantages of hard water – boiler scales, corrosion and caustic embrittlement, qualities of drinking water, treatment of water for municipal supply, desalination of water – reverse osmosis and electrodialysis, waste water – COD and BOD,  treatment of waste water – primary, secondary and tertiary treatment methods, principle, experimental determination of COD of waste water, estimation of dissolved alkali and alkaline earth metals in water by flame photometry, applications of nanotechnology in water treatment, problems [09 hours]

UNIT – 2

Electrochemical Energy Systems

 a) Electrode potential and cells – Introduction, classification of cells-primary, secondary and concentration cells, reference electrodes–calomel electrode and Ag/AgCl electrode, ion-selective electrode- glass electrode, determination of pH using glass   electrode, applications of these electrodes in determining strength of acids, bases and  red-ox  reactions, numerical problems

 b) Batteries - Basic concepts, battery characteristics, classification of batteries– primary, secondary and reserve batteries, modern batteries - construction, working and applications of zinc–air, nickel-metal hydride and  Li-MnO2 batteries

c) Fuel cells - Introduction, types of fuel cells - alkaline, phosphoric acid, molten carbonate, solid polymer electrolyte and solid oxide fuel cells, construction and working of methanol-oxygen fuel cell              [10 hours]

UNIT – 3

Chemical Fuels and Photovoltaic Cells

a)Chemical fuels - Definition, classification, calorific value-definition, gross and net   calorific values, determination of calorific value of a solid / liquid fuel using  Bomb   calorimeter and problems on calorific value, petroleum cracking - fluidized bed catalytic cracking, reformation of petrol, octane number, cetane number, knocking – mechanism, prevention of knocking, anti-knocking agents, unleaded petrol, synthetic petrol – Fischer-Tropsch’s  process, power alcohol , biodiesel and hydrogen as a fuel

b)Photovoltaic cells – Production of solar grade silicon, physical and chemical properties of silicon relevant to photovoltaics, doping of silicon, construction and working of a PV- cell and uses [09 hours]

UNIT – 4

Corrosion Science and Metal Finishing

a)Corrosion – Definition of chemical corrosion, electrochemical theory of corrosion, types of corrosion - differential metal,  differential aeration corrosion (pitting and water line corrosion), stress corrosion, factors affecting the rate of corrosion, corrosion control: inorganic coatings –  anodizing and phosphating, metal coatings – galvanization and tinning, corrosion inhibitors, cathodic protection.

b) Metal finishing - Technological importance of metal finishing, significance of     polarization, decomposition potential and over-voltage in electroplating processes.

Electroplating – Process, effect of plating variables on the nature of electrodeposit,  surface preparation, electroplating of Cr and Au, estimation of copper in the effluent of    electroplating industries by colorimetric method. Electroless plating - Distinction between electroplating and electroless plating, advantages of electroless plating, electroless plating of copper on PCB [10 hours]

UNIT- 5

Polymer Chemistry

Polymers - Introduction, mechanism of coordination polymerization (Zeigler - Natta polymerization), methods of polymerization – bulk, solution, suspension and emulsion polymerization, glass transition temperature, structure and property relationship of   polymers, number average molecular weight, weight average molecular weight and their  determination

a) Plastics - Definition of resins and plastics, compounding of resins to plastics, synthesis, properties and applications of PMMA and UF

b) Elastomers - Synthesis and application of butyl rubber and nitrile rubber

c) Adhesives - Preparation and applications of epoxy resins

d) Polymer composites - Wood polymer composites(WPC), Nano composites-composition, effect of size on properties and  uses

e) Conducting polymers – Definition, structure, properties, mechanism and uses of conducting polyaniline                                                                                         

[10 hours]

   

Text  Books:

  1. A Text book of Engineering Chemistry–by Jain and Jain, Dhanapatrai Publications, New Delhi, 2011
  2. Engineering Chemistry by Gadag and Nityananda Shetty, I.K International publishing House Pvt. Ltd, 2010

Reference Books:

  1. Puri B R, Sharma L R and Madan S Pathania, Principles of Physical Chemistry, Vishal publishing Co., Edition 2004
  2. Kuriocose J C and Rajaram J, Engineering Chemistry, Volume I/II, Tata McGraw-Hill Publishing Co. Ltd. New  Delhi, 2000

e – books:

  1. Introduction to Chemistry - Tracy Poulsen; 250 pages;

          ISBN-13: 9781478298601; ISBN-10: 147829860X

  1. Elementary Applied Chemistry * - Lewis Benajah Allyn; 152 pages;

Publisher: Ginn and Company 1912; ISBN/ASIN: 1112247610

Moocs list:

  1. http://www.mooc-list.com/course/chemistry-minor-saylororg
  2. https://www.canvas.net/courses/exploring-chemistry

List of Experiments

1

Determination of percentage of copper in brass using standard sodium thiosulphate solution

2

Determination of total hardness of a sample of water using disodium salt of EDTA

3

Determination of chemical oxygen demand (COD) of the given industrial waste water sample

4

Estimation of sodium in water by  flame photometric method

5

Conductometric estimation of HCl + CH3COOH using standard NaOH solution

6

Potentiometric estimation of FAS using standard K2Cr2O7 solution

7

Determination of pKa of a weak acid using pH meter

8

Determination of calorific value of a solid fuel using Bomb calorimeter

9

Determination of percentage of iron in the given rust solution (using potassium dichromate) by external indicator method

10

Estimation of copper from the effluent of electroplating industry by colorimetric method

11

Determination of molecular weight of a polymer using Ostwald’s viscometer

                                                                       

Reference Books:

  1. Engineering Chemistry Lab Manual, written by faculty, Dept.of Chemistry, BMSCE, Bangalore.
  2. Vogel’s Text Book of Quantitative Chemical Analysis, revised by J Bassett, R.C. Denny, G.H. Jeffery, 4th Ed,.

Course Outcomes: After the completion of the course, students will have:

  • Ability to test, measure and arrive at valid conclusions by applying various chemical processes on  water
  • Ability to define, describe and solve different electrochemical problems
  • Ability to understand different types of chemical fuels and photovoltaics
  • Ability to interpret types of corrosion and its control by various methods including metal finishing techniques
  • Ability to differentiate different types of polymers and study their applications
  • Ability to conduct experiments using modern tools to obtain the hardness, sodium content of water, COD of waste water, estimate components in the acid mixture, determine ferrous ammonium sulphate content, strength of weak acids, calorific value of a solid/liquid fuel, percentage of iron in the rust, copper content in the effluent sample and obtain the molecular weight of polymers