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, …

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 …

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

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

GHS, the Globally Harmonized System of Classification and Labeling of Chemicals, was developed by the United Nations as a way to bring into agreement the chemical regulations …

Water is an oxygen hydride consisting of an oxygen atom that is covalently bonded to two hydrogen atoms It has a role as an amphiprotic solvent, a member of greenhouse gas, a …

Acetanilide | C8H9NO | CID 904 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety ...

Sucrose is a glycosyl glycoside formed by glucose and fructose units joined by an acetal oxygen bridge from hemiacetal of glucose to the hemiketal of the fructose. It has a role as an …

Chemical element, Argon, information from authoritative sources. Look up properties, history, uses, and more.

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