Chemical Kinetics

CBSE Class 12 · Chemistry · 39 past questions

10 of 39 · show all

1. Q19 2024

   The addition of catalyst during a chemical reaction alters which of the following quantities of the reaction ?

   Try it →
2. Q20 2024

   For the elementary reaction P → Q, the rate of disappearance of 'P' increases by a factor of 8 upon doubling…

   Try it →
3. Q21 2024

   A first order reaction has a rate constant 1.25 × 10⁻³ s⁻¹. How long will 5 g of this reactant take to reduce…

   Try it →
4. Q22 2024

   The rate of a gaseous reaction triples when temperature is increased from 17°C to 27°C. Calculate the energy…

   Try it →
5. Q23 2024

   When a catalyst increases the rate of a chemical reaction, then the rate constant (k)…

   Try it →
6. Q24 2024

   For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…

   Try it →
7. Q25 2024

   A first-order reaction is 25% complete in 40 minutes. Calculate the value of rate constant. In what time will…

   Try it →
8. Q26 2024

   For the reaction X + 2Y → P, the differential form equation of the rate law is…

   Try it →
9. Q27 2024

   In the Arrhenius equation, when log k is plotted against 1/T, a straight line is obtained whose…

   Try it →
10. Q28 2024

    The following initial rate data were obtained for the reaction…

    Try it →