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  1. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › periodic-table

    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, visualize trends, or …

  2. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › periodic-table › ionization-energy

    Ionization Energy | Periodic Table of Elements - PubChem

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

  3. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › element › Sodium

    Sodium | Na (Element) - PubChem

    Chemical element, Sodium, information from authoritative sources. Look up properties, history, uses, and more.

  4. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › element

    Hydrogen | H (Element) - PubChem

    Chemical element, Hydrogen, information from authoritative sources. Look up properties, history, uses, and more.

  5. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › periodic-table › atomic-radius

    Atomic Radius | Periodic Table of Elements - PubChem

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

  6. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › periodic-table › density

    Density | Periodic Table of Elements - PubChem

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

  7. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › ptable › atomic-mass

    Atomic Mass | Periodic Table of Elements - PubChem

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

  8. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › element › Gold

    Gold | Au (Element) - PubChem

    Chemical element, Gold, information from authoritative sources. Look up properties, history, uses, and more.

  9. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › element

    Carbon | C (Element) - PubChem

    Chemical element, Carbon, information from authoritative sources. Look up properties, history, uses, and more.

  10. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › element › Magnesium

    Magnesium | Mg (Element) - PubChem

    Chemical element, Magnesium, information from authoritative sources. Look up properties, history, uses, and more.