NEET Chemical Kinetics questions
9 Chemistry questions on Chemical Kinetics as asked in NEET, newest first.
- If the rate constant of a reaction is 0.03 s^-1, how much time does it take for 7.2 mol L^-1 concentration of the reactant to get reduced to 0.9 mol L^-1? (Given: log 2 = 0.301)
2025
- If the half-life (t_1/2) for a first order reaction is 1 minute, then the time required for 99.9% completion of the reaction is closest to :
2025
- Activation energy of any chemical reaction can be calculated if one knows the value of
2024
- The rate of a reaction quadruples when temperature changes from 27 °C to 57 °C. Calculate the energy of activation. (Given R = 8.314 J mathrmK^-1 mathrmmol^-1, log 4 = 0.6021)
2024
- Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R : Assertion A : A reaction can have zero activation energy. Reason R : The minimum extra amount of energy absorbed by…
2023
- For a certain reaction, the rate = k[A]^2[B], when the initial concentration of A is tripled keeping concentration of B constant, the initial rate would
2023
- For a first order reaction A arrow Products, initial concentration of A is 0.1 M, which becomes 0.001 M after 5 minutes. Rate constant for the reaction in min^-1 is
2022
- An increase in the concentration of the reactants of a reaction leads to change in
2020
- The rate constant for a first order reaction is 4.606 × 10^-3 s^-1. The time required to reduce 2.0 g of the reactant to 0.2 g is :
2020
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