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← Bihar Board Class 12 PYQ
Chemical Kinetics
Bihar Board Class 12 · Chemistry · 33 past questions
Topic
Rate law, order and molecularity
8
Temperature effect, Arrhenius equation and activation energy
6
First order reactions
4
Rate constant and its units
4
Rate of reaction and factors affecting it
4
Zero order reactions
2
Level
Easy
4
Moderate
2
Year
2026
0
2025
0
2024
0
2023
1
2022
0
2021
1
2018
1
2017
0
2016
1
2015
0
4 of 33 ·
show all
Q15
2023 Set F
The half life of a first order reaction
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Q22
2021 Set A
The rate constant for first order reaction is 0.0005 min$^{-1}$. Calculate its half life.
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Q24
2018
Half life period of first order reaction is 10 minutes. Calculates the rate constant of the reaction.
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Q29
2016
$t_{1/2}$ for first order reaction is
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