See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

   2X g 2Y g Z g    Initial 1 0 0 At equi 1 -   /2  Partial pressure [If total pressure P]       x y z 2 2 y z p 2 2 x 1 p P P p P P 1 /2 1 /2 /2 P p P 1 /2 2 P P p p 2 K P p                                         3 p 1 3 p P K 2 2K P        