## SEMESTER III
CK 201 Mathematics III 3 1 0 4
** ** **Unit I Partial differential equations 12** Formation of partial differential equations by elimination of arbitrary constants and arbitrary functions – solution of standard types of first order partial differential equations – Lagrange’s linear equation – linear partial differential equations of second and higher order with constant coefficients.
**Unit II Fourier series 12 ** Dirichlet’s conditions – general Fourier series – odd and even functions – half range sine series – half range cosine series – complex form of Fourier series – Parseval’s identity – harmonic analysis.
**Unit III Boundary value problems 12** Classification of second order quasi linear partial differential equations – solutions of one dimensional wave equation – one dimensional heat equation – steady state solution of two-dimensional heat equation (Insulated edges excluded) – Fourier series solutions in Cartesian coordinates.
**UNIT IV Fourier transform 12 ** Fourier integral theorem (without proof) – Fourier transform pair – sine and cosine transforms – properties – transforms of simple functions – convolution theorem – Parseval’s identity. **UNIT V Z -transform and difference equations 12** Z-transform - elementary properties – inverse Z – transform – convolution theorem – formation of difference equations – solution of difference equations using Z - transform.
**Total No of Periods: 60 Hrs** **Text books :** Grewal, B.S., “Higher Engineering Mathematics”, Khanna Publishers, New Delhi, 36^{th} Edition , 2001.
**References :** Narayanan, S., Manicavachagam Pillay, T.K. and Ramaniah, G., “Advanced Mathematics for Engineering Students”, S. Viswanathan (Printers and Publishers) Pvt. Ltd., Volumes II and III, Chennai, 2002. Churchill, R.V. and Brown, J.W., “Fourier Series and Boundary Value Problems”, McGraw-Hill Book Co., Singapore, 4th Edition, 1987. Veerarajan .T., “Engineering Mathematics III” , Tata McGraw-Hill Education, Chennai, 3rd edition, 2007. 4. Kandasamy, P., Thilagavathy, K., and Gunavathy, K., “Engineering Mathematics Volume III”, S. Chand & Company Ltd., New Delhi, 1996.
## CK 202 PHYSICAL CHEMISTRY 3 0 0 3
**Unit- I Molecular quantum mechanics 9**
Term symbols for a diatomic molecule; symmetry of molecular orbitals, Molecular orbitals for homonuclear diatomic molecules, (Eg.H_{2}) MO energy level diagrams for heteronuclear diatomic molecules (Eg. CO)
**Unit- II Group theory 9**
Symmetry elements & symmetry operations, group postulates, types of groups, point groups, representations of molecular point groups, character tables for point groups, point groups & geometry of some common molecules (Eg. H_{2}, CO_{2}, CH_{4}, NH_{3} and H_{2}) Applications of group theory, crystal systems, molecular symmetry and crystallographic symmetry, quasi crystals.
**Unit-III Photochemistry & Electric and Magnetic properties: 9**
Jablonski diagram, radiative and non-radiative transtitions, Beer-Lambert and Grotthus – Draper laws, Stark-Einstein law of photochemical equivalence, quantum efficiency, quantum yield, determination - Photochemical reactions, photochemical rate law, kinetics of H_{2}-CO_{2}reactions, anthracene; photosensitization, quenching, chemiluminescene, electronic spectra and photochemistry, geometry of excited states. lasers – principles and applications. Clausius – Mosotti equation, Debye equation, dependence of polarizability on frequency, molar refractivity, dipole moments and molecular structure, magnetic permeability & susceptibility, dia and para magnetism, Measurement of magnetic susceptibility.
**Unit-IV Statistical Thermodynamics 9**
Classical statistical mechanics and quantum statistical mechanics, combination and permutation, Probability, Error, Microstates and macro states, Maxwell’s law of distribution of velocities, Maxwell’s velocity distribution function and speed distribution function, Maxwell Boltzmann distribution, Quantum statistics, Bose Einstein and Fermi Dirac statistics, Applications, Partition functions, Types, Relationship between partition functions and thermodynamic quantities.
** **
**Unit-V Ionics 9**
Ion solvent interaction - Introduction, Expression for H and S of ion-solvent interaction., Experimental verification of Born Model, Ion-dipole model of ion-solvent interaction and expression for heat of salvation. Ion transport in solution - Einstein-Smoluchowski equation, transport numbers, molar and equivalent conductance. Ion-Ion Interaction -true and potential electrolytes, activity coefficient and ion-ion interaction
**Total No of Periods: 45Hrs**
**Text books:**
Puri & Sharma, “Principles of Physical Chemistry”, Vishal Publishing Co., 2003 Bockris & Reddy, “Modern aspects of Electrochemistry”, Springer, Vol-I, 2^{nd} Edition,1998.
__References __:
Peter Atkins and Julio de Paula, “Physical Chemistry”, Oxford University Press, 7^{th} Edition, 2002. Samuel Glasstone and David Lewis, “Elements of Physical Chemistry”, Macmillan Publishers Ltd., 2^{nd} Edition, 1966. Walter J. Moore, “Physical Chemistry”, Prentice Hall Inc, 1964 Terrell.L.Hill, Lousier, “Introduction to Statistical Thermodynamics”, Dover Publications, 1986. |