Organic Chemistry           

General Chemistry Review and Supplemental Sources

Interactive Lewis Structures St. Olaf College

Lecture notes from Organic Chemistry I:  first lecture (A Great Review) MIT Open Courseware

A presentation of Formal Charge from UCLA:  .pdf file downloads--please be patient!

Molecular Orbital Theory  from Purdue

MO Theory and Bond Hybridization, MIT Open Courseware .pdf

The Resonance Challenge Problem (caffeine problem) thanks again to MIT.  This problem is #6, scroll or page down to find the solution.

Conformational Analysis of Alkanes, Newman Projections

Virtual Textbook and Problems including some great stuff on stereochemistry (thanks to Michigan State University)