Crescent Public Schools
Crescent Public Schools: Hydrocarbons
This online lesson provides students with information about hydrocarbons--substances composed of only hydrogen and carbon. Complete the print-outs to assess your understanding of this organic chemistry concept.
Frostburg State University
General Chemistry Online: Ionic and Molecular Compounds
Provides a good outline of the concepts involved in ionic and covalent bonding, with links to definition of terms. Features a list of common molecular compounds and a chart that compares ionic and molecular compounds.
Clackamas Community College
Clackamas Community College: Structural Formulas
This site from the Clackamas Community College has information on the importance of structural formulas for organic compounds, with examples. Includes links to more information.