Question

what happens when metals are exposed to moisture in the air? answer in about 30-40 words

Answer 1

Formation of rust when the iron is exposed to moist air is called ________. Corrosion is the formation of metal oxide when exposed to moist air. Rust is iron oxide.Corrosion occurs in the presence of moisture. For example, when an iron is exposed to moist air, it reacts with oxygen to form rust(Fe2O3 . xH2O).