Consider the following gaseous equilibrium reactions (I), (II) and (III) with equilibrium constants {\K}_1, {\K}_2 and {\K}_3 respectively I) \frac{1}{2} {\N}_2+\frac{3}{2} {\H}_2 ⇌ {\NH}_3 II) 2 {\NO} ⇌ {\N}_2+ {\O}_2 III) {\H}_2+\frac{1}{2} {\O}_2 ⇌ {\H}_2 {\O} The correct expression for the equilibrium constant for the gaseous equilibrium reaction 2 {\NH}_3+\frac{5}{2} {\O}_2 ⇌ 2 {\NO}+3 {\H}_2 {\O} is [AP EAPCET 23 May 2025 S1]

{ {\K}_3^2}/{ {\K}_1 \times {\K}_2}

{ {\K}_3^3}/{ {\K}_1^2 \times {\K}_2}

{ {\K}_3^2}/{ {\K}_1^2 \times {\K}_2}

{ {\K}_3}/{ {\K}_1^{1 \/ 2} \times {\K}_2^2}

Chemical Equilibrium

Section: Chemistry

Question : 3 of 17

Marks: +1, -0

Consider the following gaseous equilibrium reactions (I), (II) and (III) with equilibrium constants K1,K2 and K3 respectively
I) ‌

N2+‌

H2⇌NH3
II) 2‌NO⇌N2+O2
III) H2+‌

O2⇌H2O
The correct expression for the equilibrium constant for the gaseous equilibrium reaction 2NH3+‌

O2⇌2‌NO+3H2O is

[AP EAPCET 23 May 2025 S1]

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