Question

In $2 HI \rightleftharpoons H _{2}+ I _{2}$ , the forward reaction is not affected by change in :

• A. catalyst
• B. pressure
• C. volume
• D. temperature

Answer 1

Answer: (C)

volume

Answer 2

According to Le-Chatelier's principal, if the number of moles of product is equal to the number of moles of reactant then the reaction will not be affected by the change in pressure and volume.