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Assertion (A) : If the activation energy...

Assertion (A) : If the activation energy of a reaction is zero, temperature will have no effect on the rate constant. Reason (R ): Lower the activation energy, faster is the reaction.

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False.

D

Statement-1 is False, Statement-2 is True.

Text Solution

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The correct Answer is:
B
According to arrhenius equation `K=Ae^(-Ea//RT)` when `E_a=0, K=A`
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Each question contains STATEMENTS-1 (Assertion) and STATEMENT -2 (Reason). Examine the statements carefully and mark the correct answer according to the instructions given below: STATEMENT -1: If the activation energy of reaction is zero, temperature will have no effect on the rate constant. STATEMENT-2: Lower the activation energy faster is the raction.

Can activation energy for reactions be zero?

The activation energy of a reaction is zero. The rate constant of the reaction

The activation energy of a reaction is zero. The rate constant of this reaction

The activation energy of a reaction can be lowered by :

A : If temperature does not affect the rate of reaction , E_a=0 R : Lesser the activation energy, slower will be the reaction.

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