JEE Main & Advanced Chemistry Metallurgy / धातुकर्म Question Bank Roasting and Calcination

  • question_answer
    Which of the following substance can be used for drying gases [EAMCET 1978; MP PET 1999]

    A) \[CaC{{O}_{3}}\]

    B) \[N{{a}_{2}}C{{O}_{3}}\]

    C) \[NaHC{{O}_{3}}\]

    D) \[CaO\]

    Correct Answer: D

    Solution :

      \[CaO\to \] It is hygroscopic in nature


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