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The American Chemical Society is a scientific society based in the United States that supports scientific inquiry in the field of chemistry.
Advancing excellence, connecting chemical scientists and shaping the future of the chemical sciences for the benefit of humanity.
Interactive periodic table with dynamic layouts showing names, electrons, oxidation, trend visualization, orbitals, isotopes, and compound search. Full descriptions from write-up sources.
Chemical portal: a place for chemistry enthusiasts and professionals alike. Chemistry tools, periodic table, unit converters and more.
Main menu of a site aimed to help advanced level chemistry students to understand chemistry
Chemical Abstracts Service, CAS, is the producer of Chemical Abstracts, SciFinder, and co-partner in operating STN International, all of which provide comprehensive, authoritative, and reliable access to chemical and scientific information from databases covering topics such as chemistry, engineering, patents, medicine, and regulatory data.
An up-to-date periodic table with detailed but easy to understand information
Are you wondering what’s new and what we’re working on at Science Notes? Here’s a running update.
The ChemWiki is a principal hub of the UC Davis STEMWiki Hyperlibrary, which is a multi-institutional collaborative venture to develop the next generation o
The PDB archive contains information about experimentally-determined structures of proteins, nucleic acids, and complex assemblies. As a member of the…
Publishes products and services for the practice and advancement of the chemical sciences.
Award winning periodic table, with user-friendly element data and facts. Cool, online chemistry videos, dictionary, tools and forum
Chem4Kids.com! The site that teaches the basics of chemistry to everyone! Tutorials on matter, atoms, elements, the periodic table, reactions, and biochemistry.
The Organic Chemistry Portal offers an overview of recent topics, interesting reactions and information on important chemicals for organic chemists.
Organic Chemistry Resources and Study Tips | Master Organic Chemistry
Support for high school science courses, including chemistry, AP Chemistry, and biology. ScienceGeek.net is the website of Andy Allan, science instructor at El Diamante High School in Visalia, CA.
The definitive online periodic table reference site including technical data, and photographs and descriptions of thousands of samples of the chemical…
IUPAC serves the international scientific endeavor in the dual function of a basic science and a mission-oriented Union. The Union is in a unique position.
Kentchemistry.com is the premiere chemistry education website on the internet for college and high school students. The sites main purpose is to simplify chemistry, so every student can succeed. The website contains topic links with walkthrough tutorial videos, chemical demonstration videos, a library of New York State Chemistry Regents Exams with the questions explained, various chemistry videos, a compilation of chemistry lab experiments for chemistry teachers and many other interesting items.
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15 | Organic-Chemistry.Org | 450000 |
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18 | Periodictable.Com | 400000 |
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20 | Kentchemistry.Com | 350000 |