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

  • question_answer Which of the following is a use of alum [CPMT 2004]

    A) Making explosives

    B) Bleaching clothes

    C) Water softening

    D) All of the above

    Correct Answer: C

    Solution :

    Alum is used for softning of water.


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