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

  • question_answer When \[NaOH\] crystals are left in open air, they acquire a fluid layer around each crystal as [CPMT 1974]

    A) They start melting

    B) They absorb moisture from air

    C) They react with air to form a liquid compound

    D) They absorb \[C{{O}_{2}}\] from air

    Correct Answer: B

    Solution :

    \[NaOH\]is a deliquescent white crystalline solid. It absorbs moisture from the atmosphere.

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