JEE Main & Advanced Chemistry Equilibrium / साम्यावस्था Question Bank Acids and Bases

  • question_answer
    Which one is the weakest acid   [DPMT 2002]

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

    B)                 \[HCl{{O}_{4}}\]

    C)                 \[{{H}_{2}}S{{O}_{4}}\] 

    D)                 \[HBr\]

    Correct Answer: A

    Solution :

                    \[\underset{\text{Aciedic character decreases }}{\mathop{HCl{{O}_{4}}>{{H}_{2}}S{{O}_{4}}>HCl>HN{{O}_{3}}}}\,\].


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