Question

Define rust and
rusting.​

Answer 1

Answer:

Rust is an iron oxide, a usually reddish-brown oxide formed by the reaction of iron and oxygen in the catalytic presence of water or air moisture. Rust consists of hydrous iron(III) oxides (Fe2O. 3· nH2O) and iron(III) oxide-hydroxide (FeO(OH), Fe(OH)3), and is typically associated with the corrosion of refined iron.

Rusting. Corrosion is the process of deterioration of metals and non-metals by oxidation. Rusting is oxidation of iron (or steel) in presence of air and moisture. Corrosion can occur on both metals and non-metals.

Answer 2

Answer:

a reddish- or yellowish-brown flaking coating of iron oxide that is formed on iron or steel by oxidation, especially in the presence of moisture.