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8th Class Science Materials : Metals and Non-metals Question Bank Materials : Metals and Non-metals

  • question_answer
    Identify the metal that replaces magnesium from its salt.

    A)  Ca                                         

    B)                        \[Al\]                    

    C)                         Zn                                         

    D)                         Fe                         

    Correct Answer: A

    Solution :

    Calcium is more reactive than magnesium. Hence, Mg can be replaced from its salt by calcium.


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