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!
The PubChem Periodic Table and Element pages help users navigate the abundant chemical element data available within PubChem while providing a convenient entry point to explore additional information, such as bioactivities and health and safety data, available in PubChem Compound pages for specific elements and their isotopes.
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 and standards of different countries. GHS includes criteria for the classification of health, physical and environmental hazards, as well as specifying what information should be included on labels of hazardous chemicals ...
Explore how atomic mass changes with atomic number in the periodic table of elements via interactive plots.
Explore how ionization energy changes with atomic number in the periodic table of elements via interactive plots.
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.
PHYSICAL definition: of or relating to the body. See examples of physical used in a sentence.
We are concerned with the physical and psychological well-being of our employees. He hates physical contact of any sort - he doesn't even like to shake your hand.
- of or pertaining to the body. 2. of or pertaining to that which is material: the physical universe. 3. noting or pertaining to the properties of matter and energy other than those peculiar to living matter. 4. carnal; sexual: a physical attraction. 5. physically demonstrative.