Punjab Medical Punjab - MET Solved Paper-2005

  • question_answer
    Which of the following is more acidic in nature?

    A) \[HClO\]                              

    B) \[HCl{{O}_{2}}\]

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

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

    Correct Answer: D

    Solution :

    The acidic strength of oxyacids of a halogen increases with its oxidation state. Thus the increasing order of acidic strength of oxyacids of chlorine is \[\overset{+1}{\mathop{HClO}}\,<\overset{+3}{\mathop{HCl{{O}_{2}}}}\,<\overset{+5}{\mathop{HCl{{O}_{3}}}}\,<\overset{+7}{\mathop{HCl{{O}_{4}}}}\,\]


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