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

  • question_answer
    What kind of change does sodium chloride undergo when it is added to water?

    A)  Physical change

    B)  Chemical change

    C)  Chemical reaction

    D)  Temporary change

    Correct Answer: A

    Solution :

    When sodium chloride is added to water, there is no change in molecular composition. Hence, it is a physical change.


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