Explanation:
When an iron object is left in damp air for a considerable time, it gets covered with a reddish- brown flaky substance called rust. This is called rusting of iron. The process of rusting is represented as follows: Rusting of iron is a chemical change because a new substance iron oxide is formed.
Answer:
It is a chemical change.
Explanation:
• A chemical change is a change that cannot be reversed.
