
Oxygen - Wikipedia
Oxygen is a chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and a potent oxidizing agent that readily forms oxides with most elements as well as with other compounds.
Oxygen | Discovery, Symbol, Properties, Uses, & Facts | Britannica
2025年2月14日 · oxygen (O), nonmetallic chemical element of Group 16 (VIa, or the oxygen group) of the periodic table. Oxygen is a colourless, odourless, tasteless gas essential to living organisms, being taken up by animals, which convert it to carbon dioxide; plants, in turn, utilize carbon dioxide as a source of carbon and return the oxygen to the atmosphere.
Oxygen | O (Element) - PubChem
Oxygen is a chemical element with symbol O and atomic number 8. Classified as a nonmetal, Oxygen is a gas at room temperature. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199-3205. DOI:10.1063/1.1725697. B. Cordero, V. Gómez, A.E. Platero-Prats, M. Revés, J. Echeverría, E. Cremades, F. Barragán, S. Alvarez, Dalton Trans. 2008, 21, 2832-2838.
Oxygen (O) - Periodic Table
Oxygen is the 8th element in the periodic table and has a symbol of O and atomic number of 8. It has an atomic weight of 15.999 and a mass number of 16. Oxygen has eight protons and eight neutrons in its nucleus, and eight electrons in two shells. It is located in group sixteen, period two and block p of the periodic table.
Oxygen - Element information, properties and uses | Periodic Table
Element Oxygen (O), Group 16, Atomic Number 8, p-block, Mass 15.999. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. Jump to main content
The Element Oxygen -- Oxygen Atom - World of Molecules
Oxygen ("Octium") is a chemical element in the periodic table that has the symbol O and atomic number 8. The element is very common, found not only on Earth but throughout the universe. Molecular oxygen (O 2) (often called free oxygen) on Earth is thermodynamically unstable.
Oxygen Facts – Atomic Number 8 or O - Science Notes and Projects
2015年5月21日 · Oxygen is the eighth element of the periodic table. It is atomic number 8 with element symbol O. Oxygen is best known as the element we need in order to breathe, but it has many other interesting properties. These oxygen facts contain chemical and physical data along with general information and history. Name: Oxygen. Atomic Number: 8.
Oxygen - Simple English Wikipedia, the free encyclopedia
Oxygen is a chemical element. It has the symbol O, on the periodic table and atomic number 8. It is the third most common element in the universe, after hydrogen and helium. Oxygen is more than a fifth of the Earth's atmosphere by volume. In the air, two oxygen atoms usually join to make dioxygen (O. 2), a colourless gas.
Oxygen Electron Configuration and O2- Ion Explained
The electron configuration of oxygen refers to the arrangement of electrons in the oxygen atom’s orbitals. It describes how electrons are distributed among the various atomic orbitals and energy levels, and provides a detailed map of where each electron is likely to be found.
Oxygen Definition, Facts, Symbol, Discovery, Property, Uses
Oxygen (pronunciation: OK-si-jen) is a colorless element that belongs to the group of Chalcogens in the periodic table, and it is represented by the chemical symbol O [1, 2, 3]. A highly reactive non-metal, it can easily form oxides with most of the other elements and their compounds [3].