JEE Main & Advanced Chemistry The s-Block Elements Question Bank Alkali Metals

  • question_answer Which of the following has density greater than water [MP PET 1994]

    A) \[Li\]

    B) \[Na\]

    C) \[K\]

    D) \[Rb\]

    Correct Answer: D

    Solution :

    \[Li,\ Na,\ K\] are lighter than water but Rb is heavier than water.

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