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Question 6 - Chemistry CBSE Class 12 Sample Paper for 2023 Boards - Solutions - Solutions to CBSE Sample Paper - Chemistry Class 12

Last updated at Dec. 13, 2024 by Teachoo

For the reaction, A +2B → AB2, the order w.r.t. reactant A is 2 and w.r.t. reactant B. What will be change in rate of reaction if the concentration of A is doubled and B is halved?

  1. increases four times
  2. decreases four times
  3. increases two times
  4. no change

 

Answer:

a. increases 4 times

Rate = [A] 2

If [A] is doubled then Rate’ = [2A] 2 = 4 [A] 2 = 4 Rate

 

  1. Chemistry Class 12
  2. Solutions to CBSE Sample Paper - Chemistry Class 12

    3. Chemistry CBSE Class 12 Sample Paper for 2023 Boards - Solutions

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Solutions to CBSE Sample Paper - Chemistry Class 12

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