What is a Silver oxide (Ag₂O)?

Silver oxide (Ag₂O) is an inorganic compound composed of silver and oxygen, typically appearing as a dark brown or black powder. It is the most common oxide of silver and is known for its strong alkaline properties. Silver oxide reacts with moisture to form silver hydroxide (AgOH), which makes it sensitive to water and humidity. This property is utilized in electrochemical applications, particularly in silver oxide batteries and lithium-ion batteries, where it is used as a cathode material. Additionally, silver oxide serves as a catalyst in various chemical reactions, enhancing the rate of reactions. It is also used in organic synthesis, where silver acts as a reducing agent. Silver oxide is used in pharmaceuticals and photographic films as well. The compound is typically produced by reducing silver salts, and the resulting silver oxide is stable at high temperatures. However, its strong reducing properties can cause it to revert to metallic silver at elevated temperatures. Although not highly toxic, care should be taken to avoid inhaling its fine powder.

※Includes information on some trading companies