About 432,000 results
Open links in new tab
  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

    PubChem

    PubChem is the world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and …

  3. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › docs › periodic-table-element-pages

    Periodic Table - PubChem

    May 8, 2019 · Clicking an element in the PubChem Periodic Table directs you to the corresponding Element page. This page presents a wide variety of element information, …

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

    PERIODIC TABLE OF ELEMENTS - PubChem

    PERIODIC TABLE OF ELEMENTS

  5. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › ptable › electronegativity

    Electronegativity | Periodic Table of Elements - PubChem

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

  6. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › element › Roentgenium

    Roentgenium | Rg (Element) - PubChem

    Periodic Table element Summary Roentgenium Roentgenium is a chemical element with symbol Rg and atomic number 111. Classified as a transition metal, Roentgenium is a expected to be …

  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 › compound › methamphetamine

    Methamphetamine | C10H15N | CID 10836 - PubChem

    Methamphetamine | C10H15N | CID 10836 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ...

  9. nih.gov
    https://pubchem.ncbi.nlm.nih.gov › compound › Ethanol

    Ethanol | CH3CH2OH | CID 702 - PubChem

    Ethanol | CH3CH2OH or C2H6O | CID 702 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ...

  10. 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.