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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, …

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

    Electronegativity | Periodic Table of Elements - PubChem

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

  3. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › docs › elements

    Elements - PubChem

    PubChem has summary pages specific to chemical elements, and a periodic table. JavaScript is required... Please enable Javascript in order to use PubChem website.

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

    GHS Classification Summary - PubChem

    Note: This page provides the current GHS summary. Obsolete [(marked as) deleted in GHS Rev.10 2023 PDF document] H-codes and P-codes are also provided, as they are still in use …

  5. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › compound › Gasoline

    Gasoline | C18H25NO | CID 6435060 - PubChem

    Gasoline | C18H25NO | CID 6435060 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety ...

  6. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › periodic-table › pdf › Periodic_Table_…
    [PDF]

    PERIODIC TABLE OF ELEMENTS - PubChem

    PERIODIC TABLE OF ELEMENTS Chemical Group Block 17 Atomic Number Cl Symbol Chlorine Name Halogen Chemical Group Block 1 H Hydrogen Nonmetal 1 1 2 He Helium Noble Gas 18 …

  7. 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.

  8. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › periodic-table › pdf › Periodic_Table_…
    [PDF]

    PERIODIC TABLE OF ELEMENTS - PubChem

    PERIODIC TABLE OF ELEMENTS Electron Configuration 17 Atomic Number Cl Symbol Chlorine Name [Ne]3s 2 3p 5 Electron Configuration 1 H Hydrogen 1s 1 1 1 2 He Helium 1s …

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

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

    Argon | Ar (Element) - PubChem

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

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