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  1. Periodic Table - Ptable

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

  2. Periodic Table of Elements - PubChem

    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, …

  3. Periodic table - Wikipedia

    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"). An icon of chemistry, the …

  4. Periodic Table – Royal Society of Chemistry

    Interactive periodic table with element scarcity (SRI), discovery dates, melting and boiling points, group, block and period information.

  5. Periodic table | Definition, Elements, Names, Symbols, Groups ...

    Dec 22, 2025 · 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 …

  6. Periodic Table

    Interactive periodic table of the chemical elements; Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more.

  7. Interactive Periodic Table by Idaho National Laboratory ...

    Explore the Interactive Periodic Table by Idaho National Laboratory and discover insights into every known element.