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, …

Note: This page provides the current GHS summary. Obsolete [(marked as) deleted in GHS Rev.10 2023 PDF document] H-codes and P-codes are also provided, as they are still in use …

Propane is a simple asphyxiant. [LaDou, p. 558] Possible frostbite from contact with liquid; [NIOSH] Critical Effects for aliphatic hydrocarbon gases are CNS depression; cardiac …

The name derives from the Greek argos for "lazy" or "inactive" because it does not combine with other elements. It was discovered in 1894 by the Scottish chemist William Ramsay and the …

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

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

Effentora is indicated for the treatment of breakthrough pain (BTP) in adults with cancer who are already receiving maintenance opioid therapy for chronic cancer pain. , , BTP is a transitory …

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

Adults: Sudden deaths, stroke, and myocardial infarction have been reported in adults taking stimulant drugs at usual doses for ADHD. Although the role of stimulants in these adult cases …

Water (chemical formula: H2O) is a transparent fluid which forms the world's streams, lakes, oceans and rain, and is the major constituent of the fluids of organisms.