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Uttarakhand PMT Uttarakhand PMT Solved Paper-2005

  • question_answer
    If the initial concentration of reactants in certain reaction is doubled, the half life period of the reaction doubles, the order of reaction is:

    A)  3rd              

    B)  1st

    C)  2nd              

    D)  zero

    Correct Answer: D

    Solution :

     The rate equation for zero order reaction is \[K=\frac{x}{t}\]and \[{{t}_{1/2}}\propto \]concentration. therefore, the order of reaction is zero.


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