118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom |
A description of the layout and use of the Periodic Table including a full graphic of the Periodic Table and the names of specific groups on the table. |
The latest release of the Periodic Table (dated 4 May 2022) includes the most recent abridged standard atomic weight values released by the IUPAC Commission ... |
A radioactive metal, only a few milligrams of which are made each year. Uses: Einsteinium has no uses outside research. |
Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. |
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