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

  • question_answer
    Tempered steel is

    A) Soft and pliable

    B) Hard and brittle

    C) Neither so hard nor so brittle

    D) Very soft

    Correct Answer: C

    Solution :

      Tempering: If the quenched or hardened steel is reheated to a temperature between 503 to 573 K and then allowed to cool slowly, the process is called tempering.


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