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Chemical Kinetics

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2021
SECTION-B The first order rate constant for the decomposition of $\mathrm{CaCO}_3$ at 700 K is $6.36 \times 10^{-3} \mathrm{~s}^{-1}$ and activation energy is $...
JEE Main Chemistry Medium
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Q JEE MAIN 2021
For the reaction $\mathrm{A} \rightarrow \mathrm{B}$, the rate constant $\mathrm{k}\left(\right.$ in $\left.\mathrm{s}^{-1}\right)$ is given by
$$ \log _{10} k=20.35-\frac{\left(2.47 \times 10^3\right)}{T} $$
The energy of...
JEE Main Chemistry Easy
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Q JEE MAIN 2021
In the above first order reaction the initial concentration of $\mathrm{N}_2 \mathrm{O}_5$ is $2.40 \times 10^{-2} \mathrm{~mol} \mathrm{~L}^{-1}$ at 318 K. The concentration of $...
JEE Main Chemistry Easy
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Q JEE MAIN 2021
The following data was obtained for chemical reaction given below at 975 K .
$...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
For an elementary chemical reaction, $A_2 \underset{k_{-1}}{\stackrel{k_1}{\rightleftharpoons}} 2 A$, the expression for $\frac{d[A]}{d t}$ is :
JEE Main Chemistry Easy
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Q JEE MAIN_2021_
For the first order reaction $A \rightarrow 2 B, 1$ mole of reactlant $A$ gives 0.2 moles of $B$ after 100 minutes. The half life...
JEE Main Chemistry Medium
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Q JEE MAIN 2021
The reaction that occurs in a breath analyser, a device used to determine the alcohol level in a person's blood stream is
$...
JEE Main Chemistry Easy
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Q JEE MAIN 2021
According to the following figure, the magnitude of the enthalpy change of the reaction $\mathrm{A}+\mathrm{B} \rightarrow \mathrm{M}+\mathrm{N}$ in $\mathrm{kJ} \mathrm{mol}^{-1}$ is equal to $\_\_\_\_$ ....
JEE Main Chemistry Easy
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Q JEE MAIN 2021
For a first order reaction, the ratio of the time for 75% completion of a reaction to the time for 50% completion is _______. (Integer...
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
Which one of the following given graphs represents the variation of rate constant (k) with temperature (T) for an endothermic reaction ?
JEE Main Physics Easy
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