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Question: Answered & Verified by Expert
Calculate the value of equilibrium constant when 2 moles of PCl5 is heated in a closed vessel of 2 litre capacity. At equilibrium, 40% of PCl5 is dissociated into PCl3 and Cl2 .
ChemistryChemical EquilibriumNEET
Options:
  • A 0.266
  • B 0.53
  • C 2.66
  • D 5.3
Solution:
1280 Upvotes Verified Answer
The correct answer is: 0.266

Volume of container = litre .
Kc=2×40100×2×2×40100×22×60100×2=0.266

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