Advanced Structure and Bonding in Chemistry
Wave Mechanical Concept of the Covalent Bond
Ratings 4.47 / 5.00
What You Will Learn!
- Wave Mechanical Concept of the Covalent Bond - Valence Bond Theory, Molecular Orbital Theory and VSEPR Theory.
- Techniques to construct Molecular Orbital diagrams.
- Bond Order calculation for a variety of Homonuclear and Heteronuclear molecules.
- Predicting molecular geometries using VSEPR Theory.
Description
This course covers the theories related to the Wave Mechanical Concept of the covalent bond beyond Lewis theory.
The following are the highlights of the course –
A brief idea about wavefunction.
Valence Bond Theory – Its postulates and limitations.
Molecular Orbital Theory –
What is M. O. Theory?
Conditions for the combination of Atomic Orbitals – The LCAO concept.
Effective overlap of Atomic Orbitals – The symmetry conditions.
Types of Molecular Orbitals and how we obtain them? (sigma and pi M. O.)
Distribution of Molecular Orbitals and its discrepancy – Orbital mixing.
The concept of s-p Mixing.
Bonding and Antibonding M. O.s – What do they mean?
Construction of Molecular Orbital Diagrams – How to draw M. O. diagrams?
Homonuclear molecules – H, He, Li, Be, B, C, N, O, F and Ne molecules;
Various types of Oxygen ions.
Heteronuclear molecules – The concept behind heteronuclear M. O. diagram construction.
CO, NO and HF.
Calculation of Bond Order.
Comparative analysis of Valence Bond and Molecular Orbital Theories.
The VSEPR concept – Salient Features
Relation with Hybridization, Bond angle, and Electron Pairs.
Applying VSEPR theory to –
Molecules with regular geometry –
BeF2, BCl3, CH4, PF5, SF6, IF7
Molecules with irregular geometry –
IF5, ClF3, SF4, XeF2, I3-, XeOF2
Tips and tricks to flawlessly predict molecular geometries using VSEPR.
Applying VSEPR concept – explained with few practice problems.
Who Should Attend!
- Students of 11th and 12th grade in Science stream.
- Students pursuing Bachelor's degree with Chemistry as one of the subjects.
- Students pursuing Master's in Chemistry.
- Students preparing for various competitive exams.
