At 500 K, the equilibrium constant,

Question:

At 500 K, the equilibrium constant, 6Kc, for the following reaction is 5.

1/2 H2 (g) +1/2 I2 (g) ⇌ HI (g)

What would be the equilibrium constant Kc

for the reaction

2HI (g) ⇌ H2 (g) + I2 (g)

(i) 0.04

(ii) 0.4

(iii) 25

(iv) 2.5

Solution:

Option (I) 0.04 is the answer.

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