22 JEE Main 2022 Chemical Kinetics previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2022 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.
For a first order reaction A → B , the rate constant, k = 5 . 5 × 10 - 14   s - 1 . The time required f…
A radioactive element has a half life of 200 days. The percentage of original activity remaining after 83 days is____(N…
For a reaction A → 2 B + C the half lives are 100   s and 50   s when the concentration of reactant A i…
For a given chemical reaction γ 1 A + γ 2 B → γ 3 C + γ 4 D . Concentration of C changes from…
For a first order reaction, the time required for completion of 90 % reaction is ' x ' times the half life of the react…
The half life for the decomposition of gaseous compound A is 240   s when the gaseous pressure was 500 Torr initia…
The reaction between X and Y is first order with respect to X and zero order with respect to Y . Experiment X molL - 1…
For the given first order reaction A → B the half life of the reaction is 0 . 3010   min . The ratio of the…
The activation energy of one of the reactions in a biochemical process is 532611   J   mol - 1 . When the tem…
For the decomposition of azomethane. CH 3   N 2 CH 3 g → CH 3 CH 3 g + N 2 a first order reaction, the varia…
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