Question

Give Reason Why:

Rusting of iron is not considered a physical change

Answer 1

The rusting of iron is a chemical change because it is two substances reacting together to make a new substance. When iron rusts, iron molecules react with oxygen molecules to make a compound called iron oxide. Rusting would only be a physical change if iron molecules remained pure iron throughout the process.

Answer 2

Because it happens due comming in contact with oxygen and water it get rusted ,it is not physical change due to reaction it rust up the part where as physical change means