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JEE Main & Advanced JEE Main Solved Paper-2014

  • question_answer
    Among the following oxoacids, the correct decreasing order of acid strength is :   JEE Main  Solved  Paper-2014

    A) \[HCl{{O}_{4}}>HCl{{O}_{3}}>HCl{{O}_{2}}>HOCl\]

    B) \[HCl{{O}_{2}}>HCl{{O}_{4}}>HCl{{O}_{3}}>HOCl\]

    C) \[HOCl>HCl{{O}_{2}}>HCl{{O}_{3}}>HCl{{O}_{4}}\]

    D) \[HCl{{O}_{4}}>HOCl>HCl{{O}_{2}}>HCl{{O}_{3}}\]

    Correct Answer: A

    Solution :

    Acidic strength :\[HCl{{O}_{4}}>HCl{{O}_{3}}>HCl{{O}_{2}}>HClO\]due to decrease is oxidation state as well as formal charge of chlorine.


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