JEE · NEET Previous Year Question

The gas phase reaction (g) ® (g) is an exothermic reaction. The decomposition of , in equilibrium mixture of (g) and (g), can be increased by:

Topic: JEE PYQ

Answer: A. Full step-by-step solution below.

  1. Aaddition of an inert gas at constant pressure.
  2. Blowering the temperature
  3. Cincreasing the pressure
  4. Daddition of an inert gas at constant volume.

Correct answer: A

Solution

(a) (g) ¾® N2O4(g) H = (–)
By addition of an inert gas at constant pressure, volume increases, so reaction moving in backward direction and decomposition of N2O4 increases.

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