Equilibrium Question 658

At constant temperature, the equilibrium constant ( $ K_p $ ) for the decomposition reaction $ N_2O_4 \leftrightharpoons 2NO_2 $ is expressed by $ K_{P}=\frac{(4x^{2}p)}{(1-2x)^{2}} $ , where p=pressure, x=extent of decomposition. Which one of the following statements is true-

Options:

A) $ K_{P} $ increases with an increase in pressure

B) $ K_{P} $ increases with an increase in x

C) $ K_{P} $ decreases with decrease of x

D) $ K_{P} $ remains constant with change in p and x

Show Answer

Answer:

Correct Answer: D

Solution:

$ K_{p} $ (equilibrium constant) is independent of pressure and concentration changes.



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