Interactive
Davidson College

Davidson College: Valence Shell Electron Pair Repulsion (Vsepr) Model

For Students 9th - 10th
Presents examples of molecules that do not match the expected bond angles in the Valence-Shell Electron-Pair Repulsion Model. Requires Java.
PPT
University of Southern California

Atomic Bonds

For Students 9th - 10th
This slide show on atomic bonds contains several slides on electron affinity. Other topics include covalent, Sigma and Pi bonds, and atomic bonding in solids.
eBook
Simon Fraser University

Chem1 Virtual Textbook: Models of Chemical Bonding: Why Do Chemical Bonds Form?

For Students 9th - 10th
This extensive overview on chemical bonding seeks initially to answer the question, why do chemical bonds form? Information is provided on classical models of chemical bonding and quantum mechanical models of the chemical bond.