Chemical Bonding and Molecular Structure

Topics in this chapter

• Kössel-Lewis Approach to Chemical Bonding

  • Introduction
  • Octet Rule
  • Covalent Bond
  • Lewis Representation of Simple Molecules (the Lewis Structures)
  • Formal Charge
  • Limitations of the Octet Rule

• Ionic or Electrovalent Bond

  • Introduction
  • Lattice Enthalpy

• Bond Parameters

  • Introduction
  • Bond Length
  • Bond Angle
  • Bond Enthalpy
  • Bond Order
  • Resonance Structures
  • Polarity of Bonds

• The Valence Shell Electron Pair Repulsion (VSEPR) Theory

  • Introduction

• Valence Bond Theory

  • Introduction
  • Orbital Overlap Concept
  • Directional Properties of Bonds
  • Overlapping of Atomic Orbitals
  • Types of Overlapping and Nature of Covalent Bonds
  • Strength of Sigma and Pi Bonds

• Hybridisation

  • Introduction
  • Types of Hybridisation
  • Other Examples of sp3, sp2 and sp Hybridisation
  • Hybridisation of Elements Involving d Orbitals

• Molecular Orbital Theory

  • Introduction
  • Formation of Molecular Orbitals: Linear Combination of Atomic Orbitals (LCAO)
  • Conditions for the Combination of Atomic Orbitals
  • Types of Molecular Orbitals
  • Energy Level Diagram for Molecular Orbitals
  • Electronic Configuration and Molecular Behaviour

• Bonding in Some Homonuclear Diatomic Molecules

  • Introduction

• Hydrogen Bonding

  • Introduction
  • Cause of Formation of Hydrogen Bond
  • Types of H-Bonds