Vanadium(V) oxide, also known as vanadia, is a chemical compound with the formula V2O5. It appears as a yellow-orange solid and is primarily used as a catalyst in various chemical reactions, including the production of sulfuric acid. It is also utilized in the manufacture of ceramics and glass. This compound is notable for its ability to exist in multiple oxidation states, which makes it important in various industrial applications. Additionally, vanadium(V) oxide is studied for its potential use in energy storage systems, such as lithium-ion batteries, due to its electrochemical properties.