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Which of the following expressions correctly represents the equilibrium constant Kc for the reaction: 2A(g) + B(g) ⇌ 3C(g)?

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MCQ

Type

practice

Style

Topic

Chemical equilibria, Le Chatelier's principle and Kc

Exam-style question

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Which of the following expressions correctly represents the equilibrium constant Kc for the reaction: 2A(g) + B(g) ⇌ 3C(g)?.

  1. A.A) Kc = [C]^3 / ([A]^2[B])
  2. B.B) Kc = [A]^2[B] / [C]^3
  3. C.C) Kc = [B] / ([A]^2[C]^3)
  4. D.D) Kc = [C]^3[B] / [A]^2

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