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

  • question_answer
    Which among the following is strongest acid       [BHU 2005]

    A)                 H(ClO)O2             

    B)                 H(ClO)O3

    C)                 H(ClO)O              

    D)                 H(ClO)

    Correct Answer: B

    Solution :

               For oxoacids of the same element, the acidic strength increases with increase in the oxidation number of that element.                 \[\overset{+1}{\mathop{HClO}}\,<\overset{+3}{\mathop{HCl{{O}_{2}}}}\,<\overset{+5}{\mathop{HCl{{O}_{3}}}}\,<\overset{+7}{\mathop{HCl{{O}_{4}}}}\,\]


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