JEE Main & Advanced Sample Paper JEE Main Sample Paper-2

  • question_answer
    Which of the following can't act as buffer?

    A)  \[NaCN+HCl\]  

    B)  \[C{{H}_{3}}COONa+HCl\]

    C)  \[N{{H}_{4}}OH+HCl\]

    D)  \[N{{H}_{4}}Cl+HCl\]

    Correct Answer: D

    Solution :

    Remaining can act as buffer if \[HCl\] is limiting reagent.


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