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

  • question_answer
    Which of the following suffers maximum damage due to the rusting of iron?

    A)                          2                                            

    B)  1                            

    C)                  3                            

    D)         4

    Correct Answer: C

    Solution :

    Lower part of ship (made up of iron) always remains under water. The salt water makes the process of rust formation faster. So, a ship undergoes rusting faster than the others.


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