# In which of the following reactions, increase in the volume at constant temperature does not affect the number of moles at equilibrium ? Option 1) Option 2) Option 3) Option 4)

As we learnt in

Relation between Kp and Kc -

while calculating the value of Kp , pressure should be expressed in bar.

- wherein

= (number of moles of gaseous products) - (number of moles gaseous reaction)

For those reactions, where   increase in volume at constant temperature does not affect the number of moles at equilibrium.

For those reaction where  increase in volume at constant temperature does not affect the number of moles at equilibrium

Option 1)

This option is incorrect

Option 2)

This option is incorrect

Option 3)

This option is incorrect

Option 4)

This option is correct

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