Equilibrium - Result Question 12
####13. The value of equilibrium constant of the reaction
[2008]
The equilibrium constant of the reaction
(a)
(b)
(c) 16
(d)
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Solution:
- (b) Given : Equilibrium constant
for the reaction:
To find equilibrium constant for the following reaction:
multiply (i) by 2 , we get
Now reverse equation (iii), we get
Equation (iv) is the same as the required equation
(ii), thus
When the equation for an equilibrium is multiplied by a factor, the equilibrium constant must be raised to the power equal to the factor.
For a reversible reaction, the equilibrium constant of the backward reaction is inverse of the equilibrium constant for the forward reaction.