MCQMediumJEE Main 2026 · 22 January, Shift 2Arrhenius Equation & Activation Energy

Chemistry Question from JEE Main 2026 · 22 January, Shift 2

Correct statements regarding the Arrhenius equation among the following are:

A. Factor eEa/RTe^{-E_a/RT} corresponds to the fraction of molecules having kinetic energy less than EaE_a.

B. At a given temperature, the lower the EaE_a, the faster is the reaction.

C. Increase in temperature by about 10C10^\circ \text{C} doubles the rate of reaction.

D. Plot of logk\log k vs 1T\dfrac{1}{T} gives a straight line with slope =EaR= -\dfrac{E_a}{R}.

Choose the correct answer from the options given below:

  • A

    A and C Only

  • B

    B and D Only

  • C

    A and B Only

  • D

    B and C Only

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