Inorganic Chemistry V

Paper Code: 
CHY-511
Credits: 
3
Contact Hours: 
45.00
10.00
Unit I: 
Molecular Orbital Theory

Metal-ligand bonding (MO concept) in triatomic molecules- H2O and BeH2,  LCAO approximation, ligand group orbitals, sigma bonding in octahedral, tetrahedral, square planar complexes (qualitative pictorial approach).

10.00
Unit II: 
Stability and Reaction Mechanism

Reactivity and stability: Thermodynamic and Kinetic Stability of Metal Complexes, labile and inert complexes, factors affecting the stability of complexes, ligand substitution reactions: patterns of reactivity, classification of mechanisms, energy profile of reaction transition states, kinetics of substitution reactions(acid hydrolysis) in octahedral complexes, the ligand substitution reactions in square-planar complexes, the trans-effect, theories of trans-effect and its uses.

9.00
Unit III: 
Organotransition Metal Chemistry

Definition, nomenclature and classification of organometallic compounds; Hapticity(η) of organometallic ligands, 18-electron rule.

Preparation, properties, structure, bonding and applications of alkyls and aryls of Li, Al, Hg, Sn and Ti (η1).

Structure and bonding in metal ethylenic complex – Zeise’s salt (η2)

Structure and bonding in metal cyclopentadienyl complex-  Ferrocene (η5)

 

9.00
Unit IV: 
Catalysis

Principles and Important Reactions of Transition Metal Organometallics: Coordinative unsaturation: oxidative addition and insertion reactions.

Homogeneous catalysis: hydrogenation of alkenes, hydrosilylation of alkenes, oligomerization and polymerization of alkenes and alkynes, hydroformylation of alkenes and polymerization of alkenes (Ziegler-Natta catalysis).

Heterogenous catalysis : Fisher-Tropsch synthesis, water-gas shift reaction

7.00
Unit V: 
Metal Carbonyls and Nitrosyls

Introduction to π acceptor ligands; definition, classification, general methods of preparation, properties structure and nature of bonding in metal carbonyls (mononuclear carbonyls only), synergic effect (MO diagram of CO), Carbonylate anions and its reactions.

General methods of preparation, properties structure and nature of bonding in metal nitrosyls.

 

References: 
  1. Organometallic Chemistry: A Unified Approach; Second Edition;  R.C. Mehrotra and A.Singh; New Age International Private Limited, New Delhi, 2005.
  2. Inorganic Chemistry; Third Edition; D.F. Shriver and P.W. Atkins; Oxford University Press, New York, 1999.
  3. Inorganic Chemistry; Third Edition; Gary L. Miessler and Donald A. Tarr; Pearson Education Inc. Singapore, 2005.
  4. Inorganic Chemistry, Principles of Structure and Reactivity; Fourth Edition; J.E. Hueey, E.A. Keiter and R.L. Keiter; Addison-Wesley Publishing Company, New York, 1993.
  5. Advanced Inorganic Chemistry, Fifth Edition; F.A. Cotton and G. Wilkinson; John Wiley and Sons, USA, New York, 1988.
Academic Year: 
2014-2015
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