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  1. 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, …

  2. Periodic Table - PubChem

    May 8, 2019 · Table View is the traditional periodic table any scientist would instantly recognize. List View provides a summary view, allowing you to see all properties available for each …

  3. Aluminum | Al (Element) - PubChem

    Periodic Table Aluminum Aluminum is a chemical element with symbol Al and atomic number 13. Classified as a post-transition metal, Aluminum is a solid at 25°C (room temperature).

  4. Ionization Energy | Periodic Table of Elements - PubChem

    Explore how ionization energy changes with atomic number in the periodic table of elements via interactive plots.

  5. Argon | Ar (Element) - PubChem

    Geochronology and Thermochronology by the 40Ar/39Ar Method, p. 212, Oxford University Press, Oxford (1999). [170] United States Geological Survey. Periodic Table-Argon, U.S. Geological …

  6. Krypton | Kr (Element) - PubChem

    Periodic Table Krypton Krypton is a chemical element with symbol Kr and atomic number 36. Classified as a noble gas, Krypton is a gas at 25°C (room temperature).

  7. Carbides - PubChem

    Metal-like carbides of metallic elements are the carbides of the transition elements of groups 4, 5, and 6 of the periodic table. These carbides, also called metallic carbides, are not attacked by …

  8. Density | Periodic Table of Elements - PubChem

    Explore how density changes with atomic number in the periodic table of elements via interactive plots.

  9. Silicon | Si (Element) - PubChem

    https://www.nist.gov/pml/database-disclaimer Silicon https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=14 IUPAC Periodic Table of the Elements and Isotopes (IPTEI)

  10. Atomic Radius | Periodic Table of Elements - PubChem

    Explore how atomic radius changes with atomic number in the periodic table of elements via interactive plots.