JEE Main & Advanced Chemistry Equilibrium / साम्यावस्था Sample Paper Topic Test - Ionic Equilibrium

  • question_answer
    The correct order of acidic strength is:

    A) \[C{{l}_{2}}{{O}_{7}}>S{{O}_{2}}>{{P}_{4}}{{O}_{10}}\]

    B) \[C{{O}_{2}}>{{N}_{2}}{{O}_{5}}>S{{O}_{3}}\]

    C) \[N{{a}_{2}}O>MgO>A{{l}_{2}}{{O}_{3}}\]

    D) \[{{K}_{2}}O>CaO>MgO\]

    Correct Answer: A

    Solution :

    [a] As non-metallic character of element attached to oxygen atom increases, the difference between the electronegativity values of element and oxygen decreases and the acid character of oxides increases and vice-versa.


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