Question

Rusting of an article made up of iron is called?

Answer 1

• When a piece of iron is left out in moist air, it slowly changes into a dull brittle brown substance called rust.
• The formation of rust on the surface of iron is called the rusting of iron or corrosion.
• Rust is a chemical compound called hydrated iron oxide Fe₂O₃ xH₂O.
• The composition and properties of rust are different from those of iron.
• Rust cannot be converted back to iron by a simple physical method.
• Rusting of iron is a chemical change.
• The chemical change is characterized by the formation of new substances,