2. Questions Bank
  3. 7th Class
  4. Science
  5. Physical and Chemical Changes

7th Class Science Physical and Chemical Changes Question Bank Physical and Chemical Changes

  • question_answer
    A change is a chemical change when it is accompanied by:

    A) energy change

    B) formation of new substances

    C) change in chemical properties

    D) All of the above

    Correct Answer: D

    Solution :

    All of the above


You need to login to perform this action.
You will be redirected in 3 sec spinner