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 - 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.
Electronegativity | Periodic Table of Elements - PubChem
Explore how electronegativity changes with atomic number in the periodic table of elements via interactive plots.
Tellurium | Te (Element) - PubChem
Periodic Table element Summary Tellurium. Tellurium is a chemical element with symbol Te and atomic number 52. Classified as a metalloid, Tellurium is a solid at room temperature.
Nitrogen | N (Element) - PubChem
Periodic Table element Summary Nitrogen. Nitrogen is a chemical element with symbol N and atomic number 7. Classified as a nonmetal, Nitrogen is a gas at room temperature.
Polonium | Po (Element) - PubChem
Periodic Table element Summary Polonium. Polonium is a chemical element with symbol Po and atomic number 84. Classified as a metalloid, Polonium is a solid at room temperature.
Hydrogen | H (Element) - PubChem
Periodic Table element Summary Hydrogen. Hydrogen is a chemical element with symbol H and atomic number 1. Classified as a nonmetal, Hydrogen is a gas at room temperature.
Oganesson | Og (Element) - PubChem
Periodic Table element Summary Oganesson. Oganesson is a chemical element with symbol Og and atomic number 118. Classified as a noble gas, Oganesson is a expected to be a gas at room temperature.