JEE Main & Advanced Chemistry The d-and f-Block Elements Question Bank Compounds of Transitional Elements

  • question_answer The chemical processes in the production of steel from haematite ore involve [IIT-JEE (Screening) 2000]

    A) Reduction

    B) Oxidation

    C) Reduction followed by oxidation

    D) Oxidation followed by reduction

    Correct Answer: D

    Solution :

    Firstly, carbon which is added along which crushed haematite ore is oxidised to \[CO\,(\text{and}\,\,\text{C}{{\text{O}}_{\text{2}}})\]and second the produced \[CO\]acts as chief reducing agent for the reduction of haematite to steel.

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