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Questions  

Given below are two statements, one is labeled as Assertion (A) and other is labelled as Reason (R).

Assertion (A) : The rate of reaction increases by increasing the temperature.
Reason (R) : By increasing the temperature of reaction the fraction of activated molecules increases

In the light of the above statements, choose the most appropriate answer from the options given below. 

a
 Both A and R are correct but R is not the correct explanation of A
b
A is correct but R is incorrect
c
A is incorrect but R is correct
d
Both A and R are correct and R is correct explanation of A

detailed solution

Correct option is D

Both A and R are correct and R is the correct explanation of A. The rate of reaction increases on increase of
temperature due to increase in fraction of molecules having higher energy

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