Home Chemistry Chemical Equilibrium Activation Energy, Standard Free Energy and Degree of Dissociation and Vapour Density Which one of the following reactions at equi…
Chemistry Chemical Equilibrium Activation Energy, Standard Free Energy and Degree of Dissociation and Vapour Density Single Correct MCQ
Published on: August 13, 2026

Which one of the following reactions at equilibrium, with all reactants and products in the gaseous phase, would be unaffected by an increase in pressure.

A
B
C
D

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The correct answer is:
D

N 2 + O 2 2NO, the number of molecules of reactants and products are the same so it is not affected by the pressure.

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