CY9111 Engineering Chemistry

CY9111 ENGINEERING CHEMISTRY L T P C
(Common to all branches of Engineering and Technology) 3 0 0 3


AIM:
To gain a sound knowledge of thermodynamics, phase rule, surface chemistry and
catalysis, basic organic reaction mechanisms and principles and applications of
spectroscopy and nanochemistry.

OBJECTIVES:

• To make the student conversant with the
•  Applications of second law of thermodynamics.
• Phase rule and various types of alloys
•  Surface chemistry and its importance in adsorption and catalysis.
•  Basic principles in organic reaction mechanisms and principles and applications of spectroscopy
• Nanochemistry and its applications

UNIT I THERMODYNAMICS 9
Statement of second law of thermodynamics – Clausius and Kelvin – definition of
entropy – entropy change for a reversible process – entropy change for flow of heat in
an irreversible process – entropy change for an isothermal expansion of an ideal gas –
problems – entropy of phase transitions- problems – definition of free energy and work
function – Gibbs Helmholtz equation – applications – problems – derivation of Maxwell
relations – van’t Hoff isotherm and isochore – applications – problems – chemical
potential – variation of chemical potential with temperature and pressure - significance.

UNIT II PHASE RULE 9
Phase rule – statements and explanation of the terms involved – condensed phase rule
– construction of phase diagram – water system – sulphur system – phase rule for two
component alloy systems- thermal analysis – eutectic system - Lead-Silver system –
simple eutectic formation – Zinc-Magnesium alloy system – Iron-Carbon alloy system-
solved examples.

UNIT III SURFACE CHEMISTRY AND CATALYSIS 9
Adsorption – types of adsorption – adsorption of gases on solids – adsorption isotherm –
Freundlich and Langmuir isotherms – adsorption of solutes from solutions – applications
– role of adsorption in catalytic reactions – ion exchange adsorption – basic principles in
adsorption chromatography – Catalysis – classification – characteristics of catalysis -
auto catalysis – enzyme catalysis – Michaelis – Mention equation – solid acid catalysis.

UNIT IV ORGANIC REACTIONS AND SPECTROSCOPY 9
Electrophilic and nucleophilic, substitution and elimination reactions mechanisms –
reactions – Electromagnetic spectrum – absorption of radiation – electronic
transition – vibrational transition – rotational transition – intensities of spectral lines –
beer-lamberts law –type of instrument used for absorption measurements –UV & visible
spectroscopy, IR spectroscopy – principles of instrumentation and applications.

UNIT V NANOCHEMISTRY 9
Introduction to nanochemistry – preparations and properties of nanomaterials - nanorods
– nanowires – nanotubes – carbon nanotubes and their applications – nanocomposites –
sensors and electronic devices – nanochemistry in biology and medicines –
nanocatalysis.

TOTAL : 45 PERIODS
TEXT BOOKS:
1. Puri B.R., Sharma L.R. and Madhan S. Pathania, Principles of Physical Chemistry,
Shoban Lal Nagin Chand & Co. Jalandar –2000.
2. Jain P.C. and Renuka Jain, Physical Chemistry for Engineers, Dhanpet Rai &Sons,
New Delhi, 2001.

REFERENCES
1. Bahl B.S., Tuli G.D., and Arun Bahl, Essentials of Physical Chemistry, S. Chand
& Company Ltd., New Delhi, 2004.
2. Morrison R.T., & Boyd R.N., Organic chemistry, Prentice-Hall of India Private
Limited, New Delhi, 1992.
3. Sanyal S.N., Reactions, Rearrangements and Reagents Bharati Bhawan Publishers
& Distributors New Delhi, 2006.
4. G. B. Sergeev, Nanochemistry, Elsevier Science, New York, 2006