Interactive Periodic Table—This link will take you to an interactive periodic table of the elements with in-depth information on each element.
Linus Pauling Exhibit—This link will take you to a museum exhibit about the life and career of Linus Pauling.
Chemistry Review—This site provides educational games for reviewing element symbols, metric prefixes, oxidation numbers, acids and bases, and more. It could also be used in other chapters, such as 3 and 16.