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JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank General Characteristics

  • question_answer
    Which metal does not give the following reaction M + water or steam \[\to \]oxide + H¯ [Pb. PMT 2001]

    A) Mercury

    B) Iron

    C) Sodium

    D) Magnesium

    Correct Answer: A

    Solution :

    Mercury does not give \[{{H}_{2}}\] on reacting with water because its ionisation energy is so much high.


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