JEE Main Chemistry question
N₂O₄ is dissociated to 33% and 40% at total pressures P₁ and P₂ atm respectively. Then the ratio P₁/P₂ is:
Answer: (D)
Solution
Kp=4α²P/(1−α²), same T. 0.489P₁=0.762P₂ → P₁/P₂≈1.56≈8/5.
N₂O₄ is dissociated to 33% and 40% at total pressures P₁ and P₂ atm respectively. Then the ratio P₁/P₂ is:
Kp=4α²P/(1−α²), same T. 0.489P₁=0.762P₂ → P₁/P₂≈1.56≈8/5.