JEE Main & Advanced Sample Paper JEE Main Sample Paper-1

  • question_answer
    Hall and Heroult's process is used for

    A)  extraction of Al

    B)  purification of \[A{{l}_{2}}{{O}_{3}}\]

    C)  refining of Al

    D) None of the above

    Correct Answer: A

    Solution :

     Hall and Heroult's process is used for extraction of Al from \[A{{l}_{2}}{{O}_{3}}\].


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