JEE Main Chemistry · Chemical Kinetics

Arrhenius Exponential Form

Arrhenius Exponential Form (Chemical Kinetics) was asked 2 times in 2 JEE Main shifts, 2017–2026, out of the 42 shifts Lumi analysed. 1 of the 2 had a numerical answer.

Times asked: 2; in 2 shifts
Years: 2017–2026
Usual format: Numerical value; Calculation
Pattern: Occasional; repeats across shifts

How it is asked

Activation energy from rate expression
Ln rate ratio from activation energy gap

Difficulty

Easy 2Medium 0Hard 0

Where it sits

Chapter: Chemical Kinetics. Topic: Arrhenius Equation, 15 questions over 8 ideas.

All 2 questions

Newest first, each with its options and official answer.

6 Apr 2026, Shift 2 · Q75Decomposition of a hydrocarbon follows the equation $k=(5.5\times10^{11}\,\mathrm{s^{-1}})\,e^{\frac{-28000\,\mathrm{K}}{T}}$ . The…EasyNumerical value
2 Apr 2017 (offline) · Q39Two reactions $R_1$ and $R_2$ have identical pre-exponential factors. Activation energy of $R_1$ exceeds that of $R_2$ by 10 kJ…EasySingle correct