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 …

118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic …

Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.

Chemical elements can be organized by name, chemical symbol, and also by properties (as atoms or as substances). The properties of chemical elements as kinds of atom include the atomic number, …

May 17, 2014 · This handy element list includes each element's name, atomic number, and element symbol arranged by atomic number. Download or print the PDF.

Explore all 118 elements with an interactive periodic table, 3D atom models, ions, chemistry tools, and worksheet practice.

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Jun 20, 2026 · Periodic table, in chemistry, is an organized array of all the chemical elements in order of increasing atomic number. When the elements are thus arranged, there is a recurring pattern in …

Learn about elements, compounds and mixtures in this KS3 Chemistry guide from BBC Bitesize.

Oct 17, 2020 · Get the element definition in chemistry. See examples of chemical elements, learn how many there are, and see how they are identified.