Multiple choice

Which of the following statements does not describe physical change?

  1. Composition of substance remains same.

  2. No new substance is formed.

  3. Chemical properties of a substance change.

  4. Physical changes are reversible.

  5. Expansion of iron on heating is an example of physical change.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Yes, it is the correct answer as properties are changed in the chemical changes, not physical changes.

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