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Topic 9 Molecular Geometry and Chemical Bonding Theory

Download full set of notes for Topic 9 (MS Word 2000)

MOLECULAR GEOMETRY AND DIRECTIONAL BONDING
Molecular geometry
The Valence-Shell-Electron-Pair-Repulsion (VSEPR) Model
Definition of valence-shell-electron-pair-repulsion
Foundations of the VSEPR Model
Description and examples
For two, three, or four pairs
For five or six pairs
Predicting molecular geometry using the VSEPR model
Dipole moment and molecular geometry
Dipole moment
Relating dipole moment and molecular geometry for binary molecular compounds
VALENCE BOND THEORY
Definition
Basic theory
Overlapping
Occupancy
Formation of bonds
Formed by overlapping
Direction of overlapping
Strength of bonding
Promotion
Hybridization
Promotion and hybridization explain bond formation and bond strength.
Bond formation
Bond strength
Valence bond theory and multiple bonding
Comparison of single bonding and multiple bonding
Description
Sigma and pi bonds
Single, double, and triple bonding
Predicting hybridization