MCH-104: Group Theory & Vibrational Spectroscopy Syllabus M.Sc. (CHEMISTRY) -1st-I Sem. Syllabus for DAVV Indore Affiliated Institutions

DEVI AHILYA VISHWAVIDYALAYA, DAVV INDORE Syllabus

M.Sc. (CHEMISTRY) First-1st-I Semester Curriculum/ Syllabus

 MCH-104: Group Theory & Vibrational Spectroscopy Syllabus

Unit-I : Symmetry and Group theory in Chemistry

Symmetry elements and symmetry operation, definition of group, subgroup. Conjugacy relation and classes. Point symmetry group. Schonfilies symbols, representations of groups by matrices (representation for the Cn, Cnv, etc, group to be worked out explicitly). Character of a
representation. The great orthogonality theorem (without proof) and its importance. Character tables and their use; spectroscopy. Derivation of character table for C2v and C3v point group Symmetry aspects of molecular vibrations of H2O molecule.

Unit-II : Microwave Spectroscopy

Classification of molecules, rigid rotor model, effect of isotopic substitution on the transition
frequencies, intensities, non-rigid rotor. Stark effect, nuclear and electron spin interaction and
effect of external field. Applications.

Unit-III : Vibrational Spectroscopy

Infrared-Spectroscopy
Review of lineear harmonic oscillator, vibrational energies of diatomic molecules, zero point energy, force constant and bond strengths; anharmonicity, Morse potential energy diagram, vibration-rotation spectroscopy. P.Q.R. branches, Breakdown of Oppenheimer approximation; vibrations of polyatomic molecules. Selection rules, normal modes of vibration, group frequencies, overtones, hot bands, factors affecting the band positions and intercities, far IR region, metal ligand vibrations, normal co-ordinate analysis.

Raman Spectroscopy

Classical and quantum theories of Raman effect. Pure rotational, vibrational and vibrational rotational Raman spectra, selection rules, mutual exclusion principle, Resonance Raman spectroscopy, coherent anti stokes Raman spectroscopy (CARS).

Unit-IV : Vibrational Spectroscopy

Symmetry, shapes and molecular vibrations of AB2, AB3, AB4, AB5 and AB6,

Books suggested

1. Modern Spectroscopy, J.M. Hollas, John Viley.
2. Applied Electron Spectroscopy for chemical analysis d. H. Windawi and F.L. Ho, Wiley Interscience.
3. NMR, NQR, EPr and Mossbauer Spectroscopy in Inorganic Chemistry, R.V. Parish, Ellis Harwood.
4. Physical Methods in Chemistry, R.S. Drago, Saunders College.
5. Chemical Applications of Group Theory, F.A. Cotton.
6. Introduction to Molecular Spectroscopy, G.M. Barrow, Mc Graw Hill.
7. Basic Principles of Spectroscopy, R. Chang, Mc Graw Hill.
8. Theory and Application of UV Spectroscopy, H.H. Jaffe and M. Orchin, IBH-Oxford.
9. Introduction to Photoelectron Spectroscopy, P.K. Ghosh, John Wiley.
10. Introduction to Magnetic Resonance. A Carrington and A.D. Maclachalan, harper & Row.