JEE Main & Advanced JEE Main Paper (Held On 25 April 2013)

  • question_answer
    The ratio \[\frac{\operatorname{Kp}}{\operatorname{Kc}}\] for the reaction\[CO(g)+\frac{1}{2}{{O}_{2}}(g)\rightleftharpoons C{{O}_{2}}(g)\]is :     JEE Main Online Paper ( Held On 25  April 2013 )

    A) \[\frac{1}{\sqrt{RT}}\]            

    B) \[{{(RT)}^{1/2}}\]

    C) RT                                          

    D) 1

    Correct Answer: A

    Solution :

    \[{{K}_{P}}={{K}_{C}}{{(RT)}^{\Delta {{n}_{g}}}}\]For the reaction \[CO(g)+\frac{1}{2}{{O}_{2}}(g)C{{O}_{2}}(g)\] \[\Delta {{n}_{g}}=1-\left( 1+\frac{1}{2} \right)=-\frac{1}{2}\] \[\therefore \]\[{{K}_{P}}=\frac{{{K}_{C}}}{\sqrt{RT}};\frac{{{K}_{P}}}{{{K}_{C}}}=\frac{1}{\sqrt{RT}}\]


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