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This database from Chemical Abstracts Service (CAS) a division of the American Chemical Society, contains the CAS Registry Number®, chemical names (both formal and common), molecular formulas, and structures or sequences for nearly 500,000 chemicals of widespread general public interest, and all 118 elements of the Periodic Table. It also provides links to relevant Wikipedia articles.
Ever wonder about what's really in hair coloring, Silly Putty, Cheese Wiz, artificial snow, or self-tanners? Chemical & Engineering News, the official magazine of the American Chemical Society presents a collection of articles that look at the chemistry behind a wide variety of everyday products.
A free download from the Chemical Heritage Foundation that lets you build your own lab to run fun and creative virtual experiments . Use the Chem-o-convertor to measure energy released and gain points that unlock new experiments, equipment, and chemicals. Use your new supplies to craft more gases, liquids, and solids. As your strategy guides you through experiments with water, acids, and salts, you’ll create surprising color changes, encounter fire and smoke, release various gases, and shatter equipment.
Assembled by Andy Brunning this site takes a close look at the chemical substances we come across on a day-to-day basis. Also has the feature Today In Chemistry History, where they show attractive graphics highlighting the work of important chemists.