Q.

The following equilibria are given,

N2+3H2⇌2NH3 , KC=K1

N2+O2⇌2NO, KC=K2

H2+1/2O2⇌H2O, KC=K3

The equilibrium constant of the reaction

2NH3+5/2O2⇌2NO+3H2O, in terms of K1,K2 and K3 is

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a

K1K2K3

b

K1K2/K3

c

K2K33/K1

d

K1K32K2

answer is D.

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Detailed Solution

we know that,

Knew =1/K =1/(K1/K2K4) = K2K4/K1

But, we have, K4=(K3)3

So, K= K2(K3)3/K1

Therefore, the correct answer is option (D) K2K33/K1.

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