Calcium oxide - Wikipedia
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.
Quicklime | Formula, Uses, & Definition | Britannica
2024年11月8日 · 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 (CaO) - Preparation, Properties & Uses of Quicklime
What 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.
Calcium Oxide - Formula, Properties, Preparation and Uses
2024年7月30日 · Calcium Oxide, also known as quicklime, lime water, or burnt lime, is a chemical compound with the formula CaO. Its common name is quicklime. Calcium oxide is composed of one calcium (Ca) atom and one oxygen (O) atom, with a chemical formula of CaO.
Calcium Oxide - Encyclopedia.com
2018年6月11日 · Calcium oxide (KAL-see-um OK-side) is an odorless crystalline or powdery solid that, in a pure form, is white to off-gray. It often appears with a yellowish or brownish tint to the presence of impurities, especially iron. Calcium oxide reacts with water to form calcium hydroxide (Ca (OH) 2) with the evolution of significant amounts of heat.
Calcium oxide - Simple English Wikipedia, the free encyclopedia
Calcium 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 …
Calcium Oxide | Formula, Properties & Application
Explore the properties, production, and applications of Calcium Oxide (quicklime), including its role in construction, steel production, and safety measures. Calcium Oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound with a …