engineering chemistry MCQ #2131

For the reaction 2SO2 + O2 ⇌ 2SO3, Kc = 100 at 500K. What is Kc for SO2 + 1/2O2 ⇌ SO3?

engineering chemistry MCQ #2131

  1. Question 1

    Q1. For the reaction 2SO2 + O2 ⇌ 2SO3, Kc = 100 at 500K. What is Kc for SO2 + 1/2O2 ⇌ SO3?

    • A) √100
    • B) 100²
    • C) 100
    • D) 1 / √100

    Answer: √100

    Explanation: When the reaction is halved, Kc becomes √Kc, so Kc = √100 = 10