JEE Chemistry · Hard

Chemical Kinetics: JEE Advanced MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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JEE AdvancedHardQuestion 720014

Question

The Arrhenius equation ln k = ln A − Ea/RT shows that a plot of ln k vs 1/T has slope:
  1. A
    −Ea/R
    Correct
  2. B
    +Ea/R
  3. C
    −Ea
  4. D
    +Ea

Correct answer

−Ea/R

Explanation

Comparing ln k = ln A − (Ea/R)(1/T) with y = mx + c: slope = −Ea/R. A graph of ln k vs 1/T gives a straight line with negative slope −Ea/R.