Equilibrium constants for the following reactions at 1200 K are given : 2H_2O(g) ⇌ 2H_2(g) + O_2(g); K_1 = 6.4 \times 10^{–8} 2CO_2(g) ⇌ 2CO(g) + O_2(g); K_2 = 1.6 \times 10^{–6} The equilibrium constant for the reaction H_2(g) + CO_2(g) ⇌ CO(g) + H_2O(g) at 1200 K will be

WBJEE 2017 Chemistry Solved Paper

Question : 30 of 40

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Equilibrium constants for the following reactions at 1200 K are given :
2H2O(g)⇌2H2(g)+O2(g); K1=6.4×10–8
2CO2(g)⇌2CO(g)+O2(g); K2=1.6×10–6
The equilibrium constant for the reaction
H2(g)+CO2(g) ⇌CO(g)+H2O(g) at 1200 K will be

0.05
20
0.2
5.0

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