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AIPMT MAINS2010Chemistry-Chemical Kinetics

AIPMT MAINS 2010 Chemistry Activation Energy MCQ Question

Type: MCQ-conceptual-Medium-Class 12

The figure given below shows the conversion of a substrate into product by an enzyme. In which one of the four options (1–4) the components of reaction labelled as A, B, C and D are identified correctly?

Question diagram
A

A-Potential energy, B-Transition state, C-Activation energy with enzyme, D-Activation energy without enzyme

B

A-Transition state, B-Potential energy, C-Activation energy without enzyme, D-Activation energy with enzyme

C

A-Potential energy, B-Transition state, C-Activation energy with enzyme, D-Activation energy without enzyme

D

A-Activation energy with enzyme, B-Transition state, C-Activation energy without enzyme, D-Potential energy

Correct Answer

Option B

Detailed Explanation

Activation energy is required for overcoming the energy barrier which gets reduced in the presence of enzyme.

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