The reaction for rust is 4E + 302 = FE2O3. What type of change is the rusting or corrosion of iron?

A. Chemical
B. Physical

My answer choice: A

3 answers

Your answer is correct. The rusting or corrosion of iron is a chemical change.
Explain your answer in 1-2 sentences.
The rusting or corrosion of iron involves a chemical reaction where iron reacts with oxygen in the presence of water to form iron oxide (Fe2O3), which is a different substance with new chemical properties. This indicates that a chemical change has occurred.