Equilibrium Question 642

Question: For the reaction H2+I2=2HI ,the equilibrium concentration of H2,,,I2 and HI are 8.0, 3.0 and 28.0 mol per litre respectively, the equilibrium constant of the reaction is [BHU 2000; CBSE PMT 2001]

Options:

A) 30.66

B) 32.66

C) 34.66

D) 36.66

Show Answer

Answer:

Correct Answer: B

Solution:

Kc=[HI]2[H2][I2]=(28)28×3=32.66

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