ACS YouTube Channel, Produced by the American Chemical Society.
American Chemical Society, as a non-profit organization, American Chemical Society provide information, education, career services, and professional development.
Chemical & Engineering News, provide chemistry news, important research advances, business and policy trends, chemical safety practices, career guidance, and more.
ChemlDplus, Chemical database is a dictionary of over 400,000 chemicals (names, synonyms, and structures).
ChemSpider, is a free chemical structure database providing fast text and structure search access to over 100 million structures from hundreds of data sources.
International Union of Pure and Applied Chemistry (IUPAC), “The International Union of Pure and Applied Chemistry (IUPAC) is the world authority on chemical nomenclature, terminology (including the naming of new elements in the periodic table), standardized methods for measurement, atomic weights and many other critically-evaluated data.”
LosAlamos National Laboratory,Periodic table of elements.
Royal Society of Chemistry, based in UK.
Science.gov, searches over 60 databases and over 2,200 scientific websites to provide users with access to more than 200 million pages of authoritative federal science information including research and development results.