8th Class Science Chemical Effects of Electric Current Question Bank Chemical Effects of Electric Current

  • question_answer
    Adding common salt to distilled water makes it

    A)  Good conductor

    B)  Insulator

    C)  Can't say

    D)  None of these

    Correct Answer: A

    Solution :

    When impurities like salts are dissolved in water, they dissociate to form ions. Hence, it becomes a good conductor of electricity.


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