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!
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 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 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 ...
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 ...
Lawrencium | Lr (Element) - PubChem
Periodic Table element Summary Lawrencium. Lawrencium is a chemical element with symbol Lr and atomic number 103. Classified as an actinide, Lawrencium is a solid at room temperature.
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.
Electron Affinity | Periodic Table of Elements - PubChem
Explore how electron affinity 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.
Berkelium | Bk (Element) - PubChem
Chemical element, Berkelium, information from authoritative sources. Look up properties, history, uses, and more.