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JEE Main & Advanced Chemistry Metallurgy / धातुकर्म Question Bank Roasting and Calcination

  • question_answer
    The reaction \[2ZnS+3{{O}_{2}}\to 2ZnO+2S{{O}_{2}}\] in the metallurgical process of zinc is called [MP PET 1994]

    A) Calcination

    B) Cupellation

    C) Smelting

    D) Roasting

    Correct Answer: D

    Solution :

    Roasting  (Sulphide ore is heated in excess of air)


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