AFMC AFMC Solved Paper-2000

  • question_answer
    Flux is used to remove:

    A) silica

    B) metal oxide

    C) silica and metal oxide

    D) impurities from ore

    Correct Answer: D

    Solution :

    The additional substance used to remove impurities (gangue) from concentrated ore by chemically reacting with it and converting it into fusible mass (slag) is called flux. \[\text{flux + impurities}\xrightarrow{{}}\text{ slag}\]


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