CK-12 Foundation
Ck 12: Ions
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will be able to determine the number of valence electrons for any element and draw an electron dot diagram for any atom....
Wikimedia
Wikipedia: Ion
This site is an encyclopedia article from the Wikipedia Encyclopedia on Ion. Throughout the site, links are provided for additional information. The information is somewhat in-depth, but also very factual and interesting.
University of Oxford (UK)
Complex Ions: The Study of Metal Ions in Solution
This site provides examples of ionization with the use of Quicktime video clips.
NASA
Nasa: The Space Place: Ions in Action
The page from NASA's The Space Place describes a simple activity, charging a balloon and making it move small pieces of paper. It then goes on to give an excellent explanation of how the activity works, and how it involves ions. This...