CHEM 121

Fundamental properties of matter and their correlation with modern principles of chemistry. Topics include atoms, molecules, and ions; chemical formulae and equations; reaction types and stoichiometry; the gaseous state; energy changes in chemical systems; electronic structure of atoms; periodic properties of the elements; models of chemical bonding; and change of state. Credit will be granted for only one of CHEM 121, CHEM 120, CHEM 101, or CHEM 100. Three credits and lab/tutorial.