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 …

May 8, 2019 · Table View is the traditional periodic table any scientist would instantly recognize. List View provides a summary view, allowing you to see all properties available for each element at once.

Periodic Table Krypton Krypton is a chemical element with symbol Kr and atomic number 36. Classified as a noble gas, Krypton is a gas at 25°C (room temperature).

Periodic Table Argon Argon is a chemical element with symbol Ar and atomic number 18. Classified as a noble gas, Argon is a gas at 25°C (room temperature).

Periodic Table Nickel Nickel is a chemical element with symbol Ni and atomic number 28. Classified as a transition metal, Nickel is a solid at 25°C (room temperature).

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

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 …

Periodic Table Roentgenium Roentgenium is a chemical element with symbol Rg and atomic number 111. Classified as a transition metal, Roentgenium is a expected to be a solid at 25°C (room …

Explore Resources Periodic Table of Elements Classification Browser Search and Analysis Tools Chemical Safety Information

Periodic Table Hassium Hassium is a chemical element with symbol Hs and atomic number 108. Classified as a transition metal, Hassium is a solid at 25°C (room temperature).