Factors affecting rate of a reaction (Test) - Chemical Kinetics (Class 12, CBSE) Class 12 Notes | EduRev

Class 12 : Factors affecting rate of a reaction (Test) - Chemical Kinetics (Class 12, CBSE) Class 12 Notes | EduRev

 Page 1


CBSE TEST PAPER-02 
CLASS - XII CHEMISTRY (Chemical Kinetics) 
Topic: -Factors affecting rate of a reaction , order and molecularity of a reaction. 
1. Is rate of reaction always constant? [1] 
2. Enlist the factors affecting rate of a reaction? [1] 
3. What do you understand by rate law expression? [2] 
4. Is it possible to determine or predict the rate law theoretically by merely
looking at the equation? [1] 
5. Define the terms – i) Order of a reaction [2] 
ii) Molecularity of a reaction.
6. What are elementary and complex reactions? [2] 
7. Differentiate between order and molecularity of a reaction? [2] 
8. Determine the overall order of a reaction which has the rate law [2] 
 R = K [A]
5/2
 [B]
3/2
 
9. What are the units of a rate constant of a [2] 
a) First order reaction
b) n
th
 order reaction.
10. For the reaction A+B ? C+D, the rate of reaction doubles when the
concentration of A doubles, provided the concentration of B is constant.
To what order does A enter into the rate expression? [2] 
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