A chemical reaction is a process in which one or more substances, the reactants, are converted to one or more different substances, the products. Substances are either chemical elements or compounds. A chemical reaction rearranges the constituent atoms of the reactants to create different substances as products.
Interactive periodic table with up-to-date element property data collected from authoritative sources. Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or even test your elements knowledge by playing a periodic table game!
The PubChem Periodic Table and Element pages help users navigate the abundant chemical element data available within PubChem while providing a convenient entry point to explore additional information, such as bioactivities and health and safety data, available in PubChem Compound pages for specific elements and their isotopes.
Docs Data Organization Elements PubChem Periodic Table and Element pages Posted on UPDATE (): See also the paper published in Chemistry Teacher International (doi: 10.1515/cti-2020-0006). The periodic table of chemical elements is one of the most recognized tools in science. As we mark the 150th anniversary of the periodic table, the scientific community has declared ...
Take this Encyclopedia Britannica Science quiz to test your knowledge about chemical reactions.
My name is Ryan Fogler and I am a senior at Ithaca college. My major is Film, Photography, and Visual Arts. I have been working in front and behind the camera for about 7 years and have worked with ...
Explore how ionization energy changes with atomic number in the periodic table of elements via interactive plots.
Explore how boiling point changes with atomic number in the periodic table of elements via interactive plots.