Vanadium(V) oxide, also known as vanadic acid or vanadium pentoxide, is a chemical compound with the formula V2O5. It appears as a yellow to 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 manufacturing of ceramics and glass. This compound is notable for its role in the field of energy storage, particularly in vanadium redox flow batteries. These batteries leverage the unique properties of vanadium to provide efficient energy storage solutions, making them valuable for renewable energy applications.