Chemical Equations (previous version)
Balancing Chemical Equations & Reaction Types
ChemTeam - An excellent tutorial on balancing reactions and reaction types, including practice problems.
Gwen Sibert, Roanoke Valley Governor's School - Shows the basics of writing and balancing equations, how to predict the products of four general types of inorganic reactions, and how to write and balance equations for the combustion of hydrocarbons.
Mole and Mass Relationships in a Reaction
Irydium Project, Carnegie Mellon - Java applet displays mole and mass changes in a chemical reaction.
News & Events
Characterizing behavior of individual electrons during chemical reactions
News from around the world of science.
Google - Research database allows searching of the scholarly literature.
PhET / University of Colorado, Boulder - interactive site to learn how to balance a chemical equation, recognize the number of atoms of each element, and translate from symbolic to molecular representations of matter.
Next Generation Science Standards (NGSS)
Next Generation Science Standards: For States, By States
National Academies Press: A Framework for K-12 Science Education