Syllabus

MOT treatment of polyatomic molecules (H2O, NH3) and metal complexes such as ML6, ML4 complexes considering both sigma and pi interactions. Angular overlap method of complexes considering sigma interaction only [10 hours]. Reaction Mechanism in Coordination Compounds: Thermodynamic and kinetic stability, Substitution reaction and mechanism in octahedral complexes, kinetics of dissociation, interchange and associative reactions, factors affecting the rate of substitution, Substitution reactions in square planar complexes (Trans effect). Oxidation-reduction reactions, Electron Transfer in metal complexes: inner and outer sphere reaction mechanisms, Marcus theory. [15 hours] Electronic spectra of coordination complexes: Different types of selelction rules. Term symbol and splitting of terms in free atoms, energy level diagrams, nephelauxetic effect, Orgel and Tanabe-Sugano diagrams, calculation of Dq, B, C, Nephelauxetic ratio. Charge transfer spectra, Magnetic properties of complexes. [15 hours]
Lanthanides and Actinides: Electronic spectra and magnetic properties. [5 hours]

The course is designed to provide overall understanding of bonding in coordination compounds.

The course will provide an understanding of reaction mechanism of substitution reaction in complexes.

The course will provide depth understanding on electronic spectra of transition metal complexes.

It provides idea on magnetic properties of metal complexes.

1. Understanding the chemical bonding in complex polyatomic molecules.
2. Applying the concept of chemical bonding in metal complexes to understand the stability and reaction mechanism in metal complexes.
3. Analyzing various factors responsible for predicting electron transfer reactions in metal complexes.
4. Understanding and analyzing the electronic spectra in coordination compounds
5. Applying point group symmetry to deduce the correlation diagram in metal complexes.

Huheey, Keiter and Keiter, , Inorganic chemistry Principle, structure and reactivity. 4th edition., Pearson

D. F. Shriver, P. W. Atkins and C. H. Langford, Inorganic Chemistry, Oxford University Press

N. N. Greenwood and A. Earnshaw, Chemistry of the Elements, Heinman,

Keith F. Purcell and John C. Kotz, Inorganic Chemistry, Saunders college publishing