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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
    A clock spring is heated to redness and then plunged into cold water. This treatment will cause it to become [NCERT 1979]

    A) Soft and ductile

    B) More springy than before

    C) Strongly magnetic

    D) Hard and brittle

    Correct Answer: D

    Solution :

    Not Available


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