25 JEE Main 2023 Chemical Kinetics previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2023 previous-year questions from the Chemical Kinetics chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Chemical Kinetics chapter hub.
KClO 3   +   6 FeSO 4   +   3 H 2 SO 4   →   KCl   +   3 Fe 2 ( SO 4 ) 3…
A and B are two substances undergoing radioactive decay in a container. The half life of A is 15   min and that of…
The number of incorrect statement/s from the following is ______________ A. The successive half lives of zero order rea…
The correct reaction profile diagram for a positive catalyst reaction.
For a chemical reaction A + B → Product, the order is 1 with respect to A and B . Rate mol   L - 1   S…
A first order reaction has the rate constant, k = 4 . 6 × 10 - 3   s - 1 . The number of correct statement/s…
For a reversible reaction A ⇌ B , the ∆ H forward reaction = 20   kJ   mol – 1 . The activa…
The reaction 2 NO + Br 2 → 2 NOBr takes place through the mechanism given below NO + Br 2 ⇌ NOBr 2   f…
A molecule undergoes two independent first order reactions whose respective half lives are 12   min and 3   m…
If compound A reacts with B following first order kinetics with rate constant 2 . 011 × 10 - 3   s - 1 . The…
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