Calcium oxide - Wikipedia
WEBCalcium oxide (formula: Ca O), commonly known as quicklime or burnt lime, is a widely used chemical compound. It is a white, caustic, alkaline, crystalline solid at room temperature.
Calcium Oxide (CaO) - Preparation, Properties & Uses of …
WEBWhat is Calcium Oxide (CaO)? Calcium oxide, commonly known as lime, is a chemical compound with the formula CaO. Calcium oxide, also known as quicklime, is an alkaline substance that has been in use since the medieval age. It is believed that quicklime is one of the oldest chemicals known to the human race.
Quicklime | Formula, Uses, & Definition | Britannica
WEBAug 30, 2024 · Quicklime (CaO), compound of one atom of calcium and one atom of oxygen that is a white or grayish white solid produced in large quantities by roasting calcium carbonate so as to drive off carbon dioxide.
Calcium oxide - Wikiwand
WEBCalcium oxide. Calcium oxide (formula: Ca O), commonly known as quicklime or burnt lime, is a widely used chemical compound. It is a white, caustic, alkaline, crystalline solid at room temperature. The broadly used term lime connotes calcium-containing inorganic compounds, in which carbonates, oxides, and hydroxides of calcium, silicon ...
calcium oxide - NIST Chemistry WebBook
WEBcalcium oxide. Formula: CaO. Molecular weight: 56.077. IUPAC Standard InChI:InChI=1S/Ca.O Copy. IUPAC Standard InChIKey:ODINCKMPIJJUCX-UHFFFAOYSA-N Copy. CAS Registry Number: 1305-78-8. Chemical structure: This structure is also available as a 2d Mol file. Other names: Calcium monoxide. Permanent …
Calcium Oxide - Encyclopedia.com
WEBJun 11, 2018 · calcium oxide, chemical compound, CaO, a colorless, cubic crystalline or white amorphous substance. It is also called lime, quicklime, or caustic lime, but commercial lime often contains impurities, e.g., silica, iron, alumina, and magnesia.
Calcium oxide - Simple English Wikipedia, the free encyclopedia
WEBCalcium oxide is a chemical compound of calcium and oxygen. Its chemical formula is CaO. It is known as quicklime. It is made in a lime kiln. It releases heat when dissolved in water and changes into calcium hydroxide. It is a white powder. It is also a base. It reacts with acids to make calcium salts.
calcium oxide - NIST Chemistry WebBook
WEBOther names: Calcium monoxide Permanent link for this species. Use this link for bookmarking this species for future reference. Information on this page: Constants of diatomic molecules; References; Notes; Other data available: Gas phase thermochemistry data; Condensed phase thermochemistry data; Gas phase ion energetics data; Data at …
WebElements Periodic Table » Calcium » calcium oxide
WEBThe oxidation number of calcium in calcium oxide is 2. Synthesis. Calcium oxide can be made by the calcination (heating) of chalk or calcium hydroxide. CaCO 3 (s) (heat) → CaO(s) Ca(OH) 2 (s) (heat) → CaO(s) + H 2 O(l)
calcium oxide - NIST Chemistry WebBook
WEBCAS Registry Number: 1305-78-8. Chemical structure: This structure is also available as a 2d Mol file. Other names: Calcium monoxide. Information on this page: Notes. Other data available: Gas phase thermochemistry data. Condensed phase thermochemistry data.
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