Useful Links for all Chemistry classes
Chemistry websites

Good for MANY topics
Khan Academy
http://www.khanacademy.org/science/chemistry

Good site for electron configuration help!!
http://legacy.chemgym.net/as_a2/topics/electronic_configurations/index.html
 
There are MANY youtubes that can help with formula writing. Just search "Formula writing"
Here is a good one:
http://www.wisc-online.com/objects/ViewObject.aspx?ID=GCH3304

Molecular geometery shapes
http://www.chemmybear.com/shapes.html

Great quiz site to use before a test!!
http://novella.mhhe.com/sites/0078664187/student_view0/self-check_quizzes.html
 
Chem4Kids
http://www.chem4kids.com/

Good site for mole conversions practice quizzes
http://www.fordhamprep.org/gcurran/sho/sho/lessons/lesson92.htm
 
Science Geek - very good!
http://www.sciencegeek.net/Chemistry/index.shtml