Chemical Kinetics

CBSE Class 12 · Chemistry · 39 past questions

6 of 39 · show all

1. Q6 2026

   Which of the following represents the fraction of molecules with energies equal to or greater than E$_a$ ?

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2. Q18 2025

   A certain reaction is 50% complete in 20 minutes at 300 K and the same reaction is 50% complete in 5 minutes…

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3. Q22 2024

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

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4. Q27 2024

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

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5. Q31 2023

   A first order reaction is 50% complete in 30 minutes at 300 K and in 10 minutes at 320 K. Calculate…

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6. Q35 2023

   The rate of a reaction doubles when temperature changes from 27°C to 37°C. Calculate energy of activation for…

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