Concentration of pure solid and liquid is not included in the expression of equilibrium constant because:

solid and pure liquid concentrations are independent of their quantities

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solid and liquids react slowly

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solid and liquids at equilibrium do not interact with gaseous phase

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the molecules of solids and liquids cannot migrate to the gaseous phase

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Solution

The correct option is A solid and pure liquid concentrations are independent of their quantities
The concentration of solids and pure liquids are independent of their quantities. So, they are not included in expression of equilibrium constant.

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Similar questions

The active masses of pure solid or liquid phasesare not included in the expression of equilibrium constant as:
a)solid and liquid concentrations are independent of their quantities
b)solids and liquids react very slowly
c)solids and liquids at equilibrium do not interact with gaseous phase

d)the molecules of solids and liquids do not migrate to the gaseous phase

The active masses of pure solid or liquid phasesare not included in theexpression of equilibrium constant as:
a)solid and liquid concentrations are independent of their quantities
b)solids and liquids react very slowly
c)solids and liquids at equilibrium do not interact with gaseous phase

d)the molecules of solids and liquids do not migrate to the gaseous phase

Q. Assertion :Pure liquids and solids can be ignored while writing the equilibrium constant expression for heterogeneous equilibria. Reason: The concentration of pure liquids and solids does not remain constant.

Why concentrations of pure solids and liquids taken to be Unity in case of equilibrium constant?

Q. Explain why pure liquids and solids can be ignored while writing the equilibrium constant expression?

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Concentration of pure solid and liquid is not included in the expression of equilibrium constant because:

The correct option is A solid and pure liquid concentrations are independent of their quantitiesThe concentration of solids and pure liquids are independent of their quantities. So, they are not included in expression of equilibrium constant.

The correct option is A solid and pure liquid concentrations are independent of their quantities
The concentration of solids and pure liquids are independent of their quantities. So, they are not included in expression of equilibrium constant.