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
    The process used to prevent rusting of iron, in which a thin coat of zinc is provided over iron surface. This process is:

    A) galvanization              

    B) electroplating

    C) painting in zinc           

    D) None of these

    Correct Answer: A

    Solution :

    The process is galvanizing.


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