The compound CaO is commonly known as Calcium Oxide.
Calcium Oxide is an inorganic compound that consists of calcium and oxygen. It is a white solid at room temperature and is commonly found in nature as the mineral lime. This compound is widely used in various industrial processes, such as the production of cement and glass, and it plays a crucial role in the chemical industry.
When calcium oxide is mixed with water, it reacts to form calcium hydroxide, also known as slaked lime, which has its own applications in construction and environmental processes.