RAJASTHAN ­ PET Rajasthan PET Solved Paper-2007

  • question_answer
    The blister copper is

    A)  impure copper

    B)  alloy of copper

    C)  pure copper

    D)  copper with 1% impurity

    Correct Answer: D

    Solution :

     Copper obtained after the bessemerisation of ore is known as blister copper. It contains 99% pure copper and 1% impurity.


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