Equilibrium Question 251

Question: If dissociation for reaction, PCl5PCl3+Cl2 Is 20% at 1 atm. pressure. Calculate Kc [Kerala (Med.) 2003]

Options:

A) 0.04

B) 0.05

C) 0.07

D) 0.06

Show Answer

Answer:

Correct Answer: B

Solution:

Kc=[PCl3][Cl2][PCl5]=[20100]×[20100][80100]

=0.2×0.20.8=0.040.8=0.05



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