Course Objectives: The learners should be able to apply, analyze and evaluate the structure and bonding aspects of inorganic and organometallic compounds derived from main group elements, using spectroscopic techniques.

Learning Outcomes: At the end of the course, the learners should be able to:

Identify the basic principles related to structure and bonding of s & p block elements

Use various spectroscopic principles to characterize inorganic and organometallic compounds

Predict the synthesis and bonding properties of s and p block elements

Course Contents:

Structure and bonding in polyhedral boranes and carboranes, styx notation; Wade’s rule; electron count in polyhedral boranes; synthesis of polyhedral boranes; isolobal analogy; boron halides; phosphine-boranes; borazine. Organyls of Al, Ga, In and Tl.

Silanes, silicon halides, silicates, silanols; germanium, tin and lead organyls; phosphorous halides, acids and oxyacids, phosphazenes; sulphur halides, oxo acids of sulphur; structural features and reactivity of reactivity of S-N heterocycles; chemistry of halogens and group 18 elements.

Structural elucidation using the following spectroscopic techniques.

Symmetry and Point group analysis of simple inorganic compounds.

Electronic spectroscopy: electronic transitions in inorganic and organometallic compounds.

Infrared and Raman spectroscopy of simple inorganic molecules; predicting number of active modes of vibrations, analysis of representative spectra of metal complexes with various functional groups.

Applications of 1H and 13C NMR in inorganic and organometallic chemistry, fluxionality and dynamics; deriving activation and thermodynamic parameters; NMR spectral analyses of B, Al, Si, F and P containing compounds. Elementary aspects of Electron paramagnetic resonance (EPR) spectroscopy of inorganic compounds – g-values, hyperfine and super hyperfine coupling constants; selected applications in inorganic chemistry.

Mass spectrometry, basic principles, ionization techniques, isotope abundance, molecular ion; illustrative examples from supramolecules, inorganic/coordination and organometallic compounds.

Text Books:

  1. Weller, T. Overton, J. Rourke and F. Armstrong, Inorganic Chemistry, 6th Edition, Oxford University Press, 2014. (South Asia Edition 2015)
  2. E. Huheey, E. A. Keiter, R.L. Keiter and O. K. Mehdi, Inorganic Chemistry, Principles of Structure and Reactivity, 4th Edition, Pearson, 2006.
  3. A. Cotton, G. Wilkinson, C. A. Murillo and M. Bochmann, Advanced Inorganic Chemistry, 6th Edition, Wiley, 2007.
  4. Abragam and B. Bleaney, Electron Paramagnetic Resonance of Transition Ions, Oxford University Press, 1970. (Reprint Edition 2013)
  5. S. Drago, Physical Methods for Chemists, 2nd Edition,Saunders, 1992.
  6. N. Banwell and E. M. McCash, Fundamentals of Molecular Spectroscopy, 4th Edition, McGraw-Hill, 1994.
  7. Gunther, NMR Spectroscopy, Basic Principles, Concepts and Applications in Chemistry, 3rd Edition, Wiley VCH, 2013.
  8. A. Cotton, Chemical Applications of Group Theory, Wiley, 3rd Edition, 1990. (Paperback 2008)