History of the atom:

• Early history of the atom:  Learn what people thought about the atom, from the Greeks through Dalton.
• Thomson and Rutherford’s atom:  If you love gold film and cathode rays, this is the worksheet for you!
• The Bohr atom:  Is his name “Neils” or “Niels”?  Either way, you’ll get to practice his model here.

Atomic calculations:

• Protons, neutrons, and electrons:  If you’ve ever wanted to find out how protons there are in vanadium, you’re in for a treat!
• Electron Configuration Worksheet:  Three flavors of electron configuration questions!
• Calculating Average Atomic Mass:  There are isotopes in abundance on this sheet!