Geniusfind Science

http://chemfinder.camsoft.com/ - Chemfinder will help you find all kinds of info for certain chemicals. By working from a single master list of chemical compounds, the ChemFinder WebServer lets you find the information you want quickly. It's a cool site; check it out.
http://www.acs.org/ - Search the American Chemical Society from their homepage. They have a large directory for all things related to chemistry, and there's also an advanced search function available.
http://antoine.frostburg.edu/chem/senese/101/ - General Chemistry Online! is a very high quality site with information on numerous aspects of chemistry. There's too much to describe here, so just go take a look.
http://www.wbaileynet.com/wldchem/home/ - The best portion of the World Chemistry page is the tutorial section. They have interactive tutorials for different chemistry experiments, and they also give you access to a few different chemistry search engines.
http://ull.chemistry.uakron.edu/erd/ - The Hazardous Chemical Database provides a wealth of information for any kind of dangerous chemical you can think of. Search by the name of the chemical, and it will return results with the details of the chemical. Be sure to check out the link to the guide for your results, too. They contain directions for what to do in case of emergencies.

http://tech-two.mit.edu/Chemicool/ - What set of chemistry links would be complete without a periodic table? We have one here, brought to you by Chemicool. Click on an element to display useful information.
http://www.chemconnect.com/library/journals/ - The World Chemical Exchange has an alphabetized list of over 500 online chemistry journals for your perusal. If you're looking for an obscure chemistry publication, you're sure to find it here.
http://www.chemdex.org/ - Chemdex is a great starting point for your chemistry search. It may look a little weird, but trust us, it has a ton of good info.
http://www.liv.ac.uk/Chemistry/Links/ - Here's an extensive collection of various chemistry links, brought to you by the WWW Virtual Library: Links for Chemists. Browse through the frame on the left and see what you can find.
http://www.stanford.edu/~glassman/chem/ - Chemistry Functions is a pretty cool page that will help you solve a number of chemistry related problems. People, this may help you with your homework. Pay attention.