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JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called [Kerala (Med.) 2002]

    A) Tempering

    B) Hardening

    C) Softening

    D) Annealing

    Correct Answer: A

    Solution :

    The steel obtained by this process retains its hardness but is not brittle.


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