AgNO3, or silver nitrate, is a chemical compound made up of silver, nitrogen, and oxygen. It appears as a white crystalline solid and is highly soluble in water. Silver nitrate is commonly used in various applications, including photography, medicine, and as a reagent in chemical reactions. In medicine, AgNO3 is often used as an antiseptic and a cauterizing agent to treat wounds and prevent infections. In laboratories, it serves as a source of silver ions for various experiments. Due to its properties, AgNO3 must be handled with care, as it can stain skin and clothing.