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JEE Main & Advanced Chemistry Chemical Kinetics / रासायनिक बलगतिकी Question Bank Rate law and Rate Constant

  • question_answer
    In a reaction, the concentration of reactant is increased two times and three times then the increases in rate of reaction were four times and nine times respectively, order of reaction is              [UPSEAT 2003]

    A)                 Zero      

    B)                 1

    C)                 2             

    D)                 3

    Correct Answer: C

    Solution :

               \[R=K{{(A)}^{2}},\,\,R'=K{{(2A)}^{2}},\,\,\,\therefore \frac{R'}{R}=4\]                                 \[R=K{{(A)}^{2}},\,\,R'=K{{(3A)}^{2}},\,\,\frac{R'}{R}=9\]


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