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

    • Questions

      We even keep up with new, more precise relative atomic...

    • Contact

      When the USA submitted to the oversight of the International...

  2. PubChem is working with IUPAC to help make information about the elements and the periodic table machine-readable. (The machine-readable data used to render the periodic table on this page, are available for download by clicking the Download button at the top of this page.)

  3. Blocks (s, p, d, f, ...) The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows (" periods ") and columns (" groups "). It is an icon of chemistry and is widely used in physics and other sciences.

  4. Periodic Table. The Royal Society of Chemistry's interactive periodic table features history, alchemy, podcasts, videos, and data trends across the periodic table. Click the tabs at the top to explore each section.

  5. For a fully interactive version with orbitals, isotopes, compounds, and free printouts, visit http://www.ptable.com/.

  6. View the latest release of the Periodic Table (dated 8 Jan 2016) includes the recently added elements 113, 115, 117, and 118 with their temporary names and symbols.

  7. Explore the chemical elements through this periodic table. The standard form of the periodic table shown here includes periods (shown horizontally) and groups (shown vertically). The properties of elements in groups are similar in some respects to each other.

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