Describe how iron turns into a brownish-red powder. name the reactants and products that are involved.

The brownish-red powder on iron is called rust. It is formed by the reaction of iron and oxygen in the presence of water or air moisture. It is called oxidizing or rusting due to exposure to water and air.

The reactants are oxygen and iron the products are carbon dioxide and water and the process is oxidization.

2%? i tried finding the exact sorry if it's not 100% correct ; -;