question_answer 151)

  Assertion (A): In the dissociation of \[PC{{l}_{5}}\] at constant pressure and temperature addition of helium at equilibrium increases the dissociation of\[PC{{l}_{5}}\]. Reason (R): Helium removes \[C{{l}_{2}}\] from the field of action.

Answer:

  (d) In the given conditions, dissociation of \[PC{{l}_{5}}\]will not increase on addition of inert gas.