At constant temperature- the equilibrium constant K p for the decomposition reaction N 2 O 2 - 2NO 2 is expressed by K p - 4 x 2 P 1- x 2 - where P-pressure- x-extent of decomposition- Which one of the following statements is true-

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Standard XII

Chemistry

Elevation in Boiling Point

At constant t...

Question

At constant temperature, the equilibrium constant $(K_{p})$ for the decomposition reaction

$N_{2} O_{2} ⇌ 2 N O_{2}$ is expressed by $K_{p} = \frac{(4 x^{2} P)}{(1 - x^{2})}$ , where P=pressure, x=extent of decomposition.

Which one of the following statements is true?

K_{p}

increases with increase of P

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K_{p}

increases with increase of x

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K_{p}

increases with decrease of x

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K_{p}

remains constant with change in P and x

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Solution

The correct option is D $K_{p}$ remains constant with change in P and x

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For the decomposition reaction $4 H N O_{3} (g) ⇌ 4 N O_{2} (g) + 2 H_{2} O + O_{2}$ (g) if we start with only the reactant $H N O_{3}$ and p = equilibrium pressure, the equilibrium constant $K_{p}$ is:

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At constant temperature, the equilibrium constant (Kp) for the decomposition reactionN2O2⇌2NO2 is expressed by Kp=(4x2P)(1−x2), where P=pressure, x=extent of decomposition. Which one of the following statements is true?

The correct option is D Kp remains constant with change in P and x

At constant temperature, the equilibrium constant $(K_{p})$ for the decomposition reaction

$N_{2} O_{2} ⇌ 2 N O_{2}$ is expressed by $K_{p} = \frac{(4 x^{2} P)}{(1 - x^{2})}$ , where P=pressure, x=extent of decomposition.

Which one of the following statements is true?

The correct option is D $K_{p}$ remains constant with change in P and x