the directory and search engine of chemistry related resources on the Internet. Our search engine allows you to search the contents of more than 250 website
a free service launched by the U.S. National Institutes of Health (NIH). It consists of three databases (PubChem Compound, PubChem Substance, and PubChem Bio-Assay) linked together.
Richard Thornley uploads high quality, entertaining and informative videos to YouTube with the aim of helping students in all aspects of the IB Chemistry curriculum.