atomic structure

students shooting pennies at the whiteboard
// Monday, March 11, 2019 Ben Meacham
Atomic theory is a common topic throughout any introductory chemistry course. Regardless of the depth given to the various models and the evidence that led to their creation, it’s likely that Rutherford’s gold foil experiment gets at least some attention in your course.
Isotopes Matter Interactive Periodic Table
// Sunday, October 9, 2016 Michelle Okroy
After receiving positive feedback from Peter Mahaffy, the IUPAC project co-chair of Isotopes Matter, I decided to add an additional component to the original isotope assignment I posted.
orbital viewer image of d orbital
// Tuesday, December 3, 2013 Tom Kuntzleman
Orbital Viewer, written by David Manthey, is a fantastic program for displaying electronic orbitals. The program has many different orbital-viewing options that are somewhat cumbersome to learn how to use. However, it is easy enough to learn how to use the program at a basic level. It i