C012 ENGINEERING CHEMISTRY

Unit No 01: Water Chemistry

1.1 Introduction, water quality parameters like pH,
acidity, alkalinity, total solids, Dissolved oxygen,
chlorides (definitions & permissible limits as per
BIS), BOD, COD, (Definition, Determination &
Significance).

1.2 Hardness: types of hardness (temporary/
permanent), Calcium carbonate equivalent
hardness and its calculations. (Numerical
problems on hardness),

1.3 Scale and sludge in boilers: Formation,
disadvantages and prevention.
Softening of water by Ion exchange process and
reverse osmosis process.

1.4 Treatment of water for domestic purpose by
aeration, sedimentation with coagulation process.
Disinfection of water by chloramine, bleaching
powder, chlorine and ozone.

Unit No 02: Organic reactions and Synthesis of Drug Molecules

2.1 Introduction to organic reactions: Addition,
substitution, elimination and rearrangement (no
mechanism)

2.2 Synthesis and uses of commonly used drug
molecules: Paracetamol, Aspirin and Ibuprofen.

Unit No 03: Lubricants

3.1 Lubricants & lubrication, functions, classification
of lubricants: Solid, semisolid and liquid.

3.2 Characteristic properties of lubricants (only
definition) such as viscosity, viscosity index,
flash point & fire point, cloud point & pour
point, aniline point, oiliness, saponification value
& acid value (numerical problems on
saponification & acid value)

3.3 Types of lubrication such as fluid film, boundary
(thin film) and extreme pressure. Selection of
lubricants for cutting tools, I.C. engine, gears,
transformers, delicate instruments & refrigeration
system.

Unit No 04: Corrosion

4.1 Corrosion: definition, classification
Dry corrosion: oxidation corrosion: nature of
oxide film.
Wet corrosion – electrochemical corrosion:
Hydrogen evolution mechanism, oxygen
absorption mechanism.

4.2 Factors influencing corrosion, testing and
measurement of corrosion by weight loss method
and electrical resistance method

4.3 Prevention of corrosion by: cathodic protection,
anodic protection by anodizing and potentiostat.
Protective coatings: methods of application of
metal coatings such as hot dipping (galvanization
&tinning), metal cladding.

Unit No 05: : Metals, Alloys & Ceramics

5.1 Metallic Materials: types of iron: cast iron, steel
and wrought iron: composition, properties and
applications.
Alloys: definition, purposes of making alloys.

5.2 Ceramics: definition, classification, properties.
Glass: general properties, general method of
manufacture of glass, types of glasses: soft, hard,
borosilicate, optical, laminated and safety glass.

Unit No 06: Fuels

6.1 Introduction, classification, characteristics of
good fuel, comparison between solid, liquid and
gaseous fuel, calorific value (gross and net),

6.2 Determination of calorific value by bomb
calorimeter and Boy’s calorimeter. Dulong’s
formula for calorific value. (numerical problems
on calorific value.)

6.3 Petroleum: introduction, composition,
classification, origin, refining of crude oil.
Biodiesel:introduction, preparation, advantages
and disadvantages.

Unit No 07: Polymers

7.1 Polymerization, types of polymerization (no
mechanism), degree of polymerization (DP),
numerical problems on degree of polymerization,
number average molecular weight (definitions and
numerical problems)

7.2 Plastics: definition, properties, types of plastics
(thermo softening and thermosetting), properties
and applications of PVC and PET, molding of
plastic into articles: compression, extrusion and
injection.

7.3 Rubber:Classification, isolation of natural rubber,
vulcanization, properties and applications of
Buna-S and Thiokol rubbers.
Biodegradable Polymers: Introduction, examples
with applications.

Unit No 08: Modern Analytical Techniques

8.1 Concentration of solution-: molarity, normality,
mole fraction (definition and numerical
problems),

8.2 Chromatography: definition, types.
GLC: definition, instrumentation and application
of GLC.
Thermal analysis: definition of TGA,
instrumentation and application of TGA.