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Advanced Chemical Kinetics
Course Objectives :
Student will acquire knowledge of kinetics of some special reactions and different techniques of fast reaction. They will be able to understand the different type of PES and molecular reaction dynamics.
Course Outcomes (Cos):
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COURSE |
Learning outcomes (at course level) |
Learning and teaching strategies |
Assessment Strategies |
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Paper Code |
Paper Title |
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CHY 425(C) |
Advanced Chemical Kinetics |
The students will be able to-
CO167-interpret methods for the kinetic studies of fast reactions. CO168-establish rate law for catalytic reactions using steady state approximation. CO169-interpret a reaction coordinate diagram (potential energy surface) and determine reaction pathway. CO170-explain kinetics of surface reactions and photochemical reactions. |
Class lectures
Tutorials
Group discussions
Question preparation Subjective type Long answer Short answer Objective type Multiple choice questions One answer/two answer type questions Assertion and reasoning |
Power point Presentation
Group discussion
Quiz
Written test
Semester End Exam
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Kinetics and mechanism of atom and radical combination reactions, kinetics of solid-state reactions, polymerization reaction, electron transfer reactions.
Fast reactions: Introduction, study of different techniques for fast reactions, flow techniques, relaxation techniques (including derivations), flash photolysis, shock tubes.
General catalytic mechanism: Equilibrium treatment, steady state treatment, activation energies for catalyzed reactions.
Acid-base catalysis: Mechanism, catalytic activity and acid base strength, acidity functions.
Enzyme catalysis: Michaelis-Menten mechanism, influence of substrate concentration, influence of pH, influence of temperature, transient phase kinetics.
Micellar catalysis, phase transfer catalysis, kinetics of inhibition.
Competitive adsorption, non-ideal adsorption, thermodynamics and statistical mechanics of adsorption, structures of solid surfaces and adsorbed layers, mechanism of surface reactions, unimolecular surface reactions, bimolecular surface reactions, transition state theory of surface reactions.
Molecular dynamical calculations: Reaction of H + H2, reaction of Br + H2. Chemiluminescence. Potential energy surfaces: Selective enhancement of a reaction, disposal of excess energy, gradual and sudden surfaces, influence of rotational energy. Molecular beams: Principle of crossed molecular beams, molecular encounter and principle parameters e.g. impact parameter, collision cross-section, reaction cross section and relation between reaction cross section and reaction rate (single velocity).
Photochemical reactions: photochemical primary process, law of photochemical equivalence, fate of the excited molecules. Photophysical kinetics of unimolecular processes, delayed fluorescence, effect of temperature, bimolecular collisions in gases and solutions, mechanism and kinetics of quenching: Stern-Volmer equation, concentration dependence of quenching and excimer formation.
- Chemical Kinetics; Third Edition; K.J. Laidler; Pearson Education Private Limited, Singapore, 2013.
- Kinetics and Mechanisms of Chemical Transformations; First Edition; J. Rajaram and J.C. Kuriacose; Macmillan Publisher India Ltd., New Delhi, 2011.
- Fundamentals of Photochemistry; Third Edition, K.K. Rohatgi-Mukherjee; New Age International (P) Limited, Publishers, Delhi, 2017.
- Chemical Kinetics and Reaction Dynamics; First Edition; S. K. Upadhyay; Springer Netherlands, 2010.
