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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.
Element Oxygen (O), Group 16, Atomic Number 8, p-block, Mass 15.999. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
18 wrz 2024 · 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.
Ozone (O 3), a highly active compound, is formed by the action of an electrical discharge or ultraviolet light on oxygen. Ozone's presence in the atmosphere (amounting to the equivalent of a layer 3 mm thick under ordinary pressures and temperatures) helps prevent harmful ultraviolet rays of the sun from reaching the earth's surface.
18 lip 2022 · The formula for oxygen gas is O 2 so it is a molecular element. Exercise \(\PageIndex{1}\) Provide the classification (i.e. atomic element, molecular element, molecular compound, or ionic compound) of each substance.
28 sie 2024 · Oxygen Formula. Formula: O₂; Composition: Consists of two oxygen atoms. Bond Type: The two oxygen atoms are connected by a double bond. Molecular Structure: Diatomic, meaning it contains two atoms forming an O=O bond. Electron Configuration: Each oxygen atom has six valence electrons, with a total of twelve electrons when in O₂ form.
Oxygen compounds. Water (H 2 O) is the most familiar oxygen compound. The oxidation state of oxygen is −2 in almost all known compounds of oxygen. The oxidation state −1 is found in a few compounds such as peroxides.
