Chemistry: Useful Websites and Documents

Contains information on each chemical element including atomic number, atomic weight, boiling point, crystal structure, date discovered, melting point, molar mass, number of electrons, number of isotopes, number of protons, specific gravity, and symbol.

Instructional website with quizzes, tutorials, drills, and animation for undergrads and instructors

Ever wonder what those numbers mean on the back of 18-wheelers? Reference what chemical is on the truck.