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  • 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 even test your elements knowledge by playing a periodic table game!
  • 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 3 Li Lithium Alkali Metal 2 4 Be Beryllium Alkaline Earth M … 2 5 B Boron Metalloid 13 6 C Carbon Nonmetal 14 7 N Nitrogen Nonmetal 15 8 O Oxygen Nonmetal 16 9 F Fluorine
  • Atomic Mass | Periodic Table of Elements - PubChem
    Explore how atomic mass changes with atomic number in the periodic table of elements via interactive plots
  • 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 18 2 3 Li Lithium [He]2s 1 2 4 Be Beryllium [He]2s 2 2 5 B Boron [He]2s 2p 13 6 C Carbon [He]2s 2p 14 2 7 N Nitrogen [He]2s 2p 15 3 8 O Oxygen [He]2s 2p 16 2 4 9 F Fluorine [He]2s
  • Periodic Table - PubChem
    As we mark the 150th anniversary of the periodic table, the scientific community has declared 2019 to be “The International Year of the Periodic Table” PubChem is celebrating by launching the PubChem Periodic Table and corresponding Element pages
  • PERIODIC TABLE OF ELEMENTS - PubChem
    PERIODIC TABLE OF ELEMENTS Electronegativity 17 Atomic Number Cl Symbol Chlorine Name 3 16 Electronegativity (Pauling Scale) 1 H Hydrogen 2 2 1 1 2 He Helium 18 3 Li Lithium 0 98 2 4 Be Beryllium 1 57 2 5 B Boron 2 04 13 6 C Carbon 2 55 14 7 N Nitrogen 3 04 15 8 O Oxygen 3 44 16 9 F Fluorine 3 98 17 10 Ne Neon 11 Na Sodium 0 93 3 12 Mg
  • Atomic Radius | Periodic Table of Elements - PubChem
    Explore how atomic radius changes with atomic number in the periodic table of elements via interactive plots
  • Ytterbium | Yb (Element) - PubChem
    Periodic Table element Summary Ytterbium Ytterbium is a chemical element with symbol Yb and atomic number 70 Classified as a lanthanide, Ytterbium is a solid at 25°C (room temperature)
  • Ionization Energy | Periodic Table of Elements - PubChem
    Explore how ionization energy changes with atomic number in the periodic table of elements via interactive plots
  • Density | Periodic Table of Elements - PubChem
    Explore how density changes with atomic number in the periodic table of elements via interactive plots





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