`{:("Column I","Column II"),((A)N_2O_4(g)hArr 2NO_2(g)"On increase in volume at constant temperature",(p)"Density of reacting mixture remains constant"),((B)H_2(g)+I_2(g)hArr 2HI(g)"On addition of inert gas at constant P & T",(q)"Density of reacting mixture decreases"),((C )2NO(g)+Br_2(g)hArr 2NOBr(g)"On decrease in pressure at constant temperature ",(r)"Average molar mass of reacting mixture increases"),((D)2ICl_3(g)hArr I_2(g)+3Cl_2(g)","DeltaHgt0"On increase in pressure at constant temperature",(s)"Average molar mass of reacting mixture decreases"),(,(t)"Reaction moves in forward direction"):}`

Answer

A-q,s,t ; B-p , C-q,s,t ; D-p

Explanation

NA