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Previous year question hub

Chemical Kinetics - Physical Chemistry - Chemistry Previous Year Questions

Practice Chemical Kinetics - Physical Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

63Papers
7Years
179Questions
1Topics

Chemical Kinetics question pattern

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Questions by year

Year-wise coverage for Chemical Kinetics. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 179 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 179 100%

Subject weightage

Top subjects by unique question coverage.

Chemistry
179 Qs

Most asked topics

Top topics across the included previous year papers.

Physical Chemistry
179 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Chemical Kinetics
179 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

MHT CET 2025 26TH APRIL EVENING SHIFT
4 Qs
MHT CET (PCB) 2025 9th April Morning Shift
3 Qs
MHT CET 2025 19TH APRIL EVENING SHIFT
3 Qs
MHT CET 2025 19TH APRIL MORNING SHIFT
3 Qs
MHT CET 2025 20TH APRIL EVENING SHIFT
3 Qs
MHT CET 2025 20TH APRIL MORNING SHIFT
3 Qs
MHT CET 2025 21ST APRIL EVENING SHIFT
3 Qs
MHT CET 2025 22ND APRIL EVENING SHIFT
3 Qs
MHT CET 2025 22ND APRIL MORNING SHIFT
3 Qs
MHT CET 2025 23RD APRIL MORNING SHIFT
3 Qs
MHT CET 2025 25TH APRIL EVENING SHIFT
3 Qs
MHT CET 2025 25TH APRIL MORNING SHIFT
3 Qs
MHT CET 2025 26TH APRIL MORNING SHIFT
3 Qs
MHT CET 2025 5TH MAY EVENING SHIFT
3 Qs
MHT CET (PCB) 2025 9th April Evening Shift
2 Qs
MHT CET 2025 21ST APRIL MORNING SHIFT
2 Qs
MHT CET 2025 23RD APRIL EVENING SHIFT
2 Qs
MHT CET 2024 10TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 10TH MAY MORNING SHIFT
3 Qs
MHT CET 2024 11TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 11TH MAY MORNING SHIFT
3 Qs
MHT CET 2024 15TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 15TH MAY MORNING SHIFT
3 Qs
MHT CET 2024 16TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 16TH MAY MORNING SHIFT
3 Qs
MHT CET 2024 2ND MAY EVENING SHIFT
3 Qs
MHT CET 2024 2ND MAY MORNING SHIFT
3 Qs
MHT CET 2024 3RD MAY EVENING SHIFT
3 Qs
MHT CET 2024 3RD MAY MORNING SHIFT
3 Qs
MHT CET 2024 4TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 4TH MAY MORNING SHIFT
3 Qs
MHT CET 2024 9TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 9TH MAY MORNING SHIFT
3 Qs
MHT CET (PCB) 2024 22th April Evening Shift
1 Qs
MHT CET 2023 10TH MAY EVENING SHIFT
3 Qs
MHT CET 2023 10TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 11TH MAY EVENING SHIFT
3 Qs
MHT CET 2023 11TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 12TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 13TH MAY EVENING SHIFT
3 Qs
MHT CET 2023 13TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 14TH MAY EVENING SHIFT
3 Qs
MHT CET 2023 14TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 9TH MAY EVENING SHIFT
3 Qs
MHT CET 2023 9TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 12TH MAY EVENING SHIFT
2 Qs
MHT CET 2022 11TH AUGUST EVENING SHIFT
3 Qs
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT
3 Qs
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 21TH SEPTEMBER MORNING SHIFT
3 Qs
MHT CET 2021 22TH SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 22TH SEPTEMBER MORNING SHIFT
3 Qs
MHT CET 2021 23RD SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 23th September Morning Shift
3 Qs
MHT CET 2021 24TH SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 24TH SEPTEMBER MORNING SHIFT
3 Qs
MHT CET 2020 16TH OCTOBER EVENING SHIFT
2 Qs
MHT CET 2020 16TH OCTOBER MORNING SHIFT
2 Qs
MHT CET 2020 19TH OCTOBER EVENING SHIFT
2 Qs
MHT CET 2019 2ND MAY EVENING SHIFT
3 Qs
MHT CET 2019 2ND MAY MORNING SHIFT
2 Qs
MHT CET 2019 3RD MAY MORNING SHIFT
2 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
MHT CET (PCB) 2025 9th April Evening Shift20252View paper
MHT CET (PCB) 2025 9th April Morning Shift20253View paper
MHT CET 2025 19TH APRIL EVENING SHIFT20253View paper
MHT CET 2025 19TH APRIL MORNING SHIFT20253View paper
MHT CET 2025 20TH APRIL EVENING SHIFT20253View paper
MHT CET 2025 20TH APRIL MORNING SHIFT20253View paper
MHT CET 2025 21ST APRIL EVENING SHIFT20253View paper
MHT CET 2025 21ST APRIL MORNING SHIFT20252View paper
MHT CET 2025 22ND APRIL EVENING SHIFT20253View paper
MHT CET 2025 22ND APRIL MORNING SHIFT20253View paper
MHT CET 2025 23RD APRIL EVENING SHIFT20252View paper
MHT CET 2025 23RD APRIL MORNING SHIFT20253View paper
MHT CET 2025 25TH APRIL EVENING SHIFT20253View paper
MHT CET 2025 25TH APRIL MORNING SHIFT20253View paper
MHT CET 2025 26TH APRIL EVENING SHIFT20254View paper
MHT CET 2025 26TH APRIL MORNING SHIFT20253View paper
MHT CET 2025 5TH MAY EVENING SHIFT20253View paper
MHT CET (PCB) 2024 22th April Evening Shift20241View paper
MHT CET 2024 10TH MAY EVENING SHIFT20243View paper
MHT CET 2024 10TH MAY MORNING SHIFT20243View paper
MHT CET 2024 11TH MAY EVENING SHIFT20243View paper
MHT CET 2024 11TH MAY MORNING SHIFT20243View paper
MHT CET 2024 15TH MAY EVENING SHIFT20243View paper
MHT CET 2024 15TH MAY MORNING SHIFT20243View paper
MHT CET 2024 16TH MAY EVENING SHIFT20243View paper
MHT CET 2024 16TH MAY MORNING SHIFT20243View paper
MHT CET 2024 2ND MAY EVENING SHIFT20243View paper
MHT CET 2024 2ND MAY MORNING SHIFT20243View paper
MHT CET 2024 3RD MAY EVENING SHIFT20243View paper
MHT CET 2024 3RD MAY MORNING SHIFT20243View paper
MHT CET 2024 4TH MAY EVENING SHIFT20243View paper
MHT CET 2024 4TH MAY MORNING SHIFT20243View paper
MHT CET 2024 9TH MAY EVENING SHIFT20243View paper
MHT CET 2024 9TH MAY MORNING SHIFT20243View paper
MHT CET 2023 10TH MAY EVENING SHIFT20233View paper
MHT CET 2023 10TH MAY MORNING SHIFT20233View paper
MHT CET 2023 11TH MAY EVENING SHIFT20233View paper
MHT CET 2023 11TH MAY MORNING SHIFT20233View paper
MHT CET 2023 12TH MAY EVENING SHIFT20232View paper
MHT CET 2023 12TH MAY MORNING SHIFT20233View paper
MHT CET 2023 13TH MAY EVENING SHIFT20233View paper
MHT CET 2023 13TH MAY MORNING SHIFT20233View paper
MHT CET 2023 14TH MAY EVENING SHIFT20233View paper
MHT CET 2023 14TH MAY MORNING SHIFT20233View paper
MHT CET 2023 9TH MAY EVENING SHIFT20233View paper
MHT CET 2023 9TH MAY MORNING SHIFT20233View paper
MHT CET 2022 11TH AUGUST EVENING SHIFT20223View paper
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT20213View paper
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 21TH SEPTEMBER MORNING SHIFT20213View paper
MHT CET 2021 22TH SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 22TH SEPTEMBER MORNING SHIFT20213View paper
MHT CET 2021 23RD SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 23th September Morning Shift20213View paper
MHT CET 2021 24TH SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 24TH SEPTEMBER MORNING SHIFT20213View paper
MHT CET 2020 16TH OCTOBER EVENING SHIFT20202View paper
MHT CET 2020 16TH OCTOBER MORNING SHIFT20202View paper
MHT CET 2020 19TH OCTOBER EVENING SHIFT20202View paper
MHT CET 2019 2ND MAY EVENING SHIFT20193View paper
MHT CET 2019 2ND MAY MORNING SHIFT20192View paper
MHT CET 2019 3RD MAY MORNING SHIFT20192View paper

All Chemical Kinetics previous year questions

Practice every matching question in batches of 20, with every available option.

1
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 2ND MAY EVENING SHIFT

For a chemical reaction rate law is, rate $=k[A]^2[B]$. If $[A]$ is doubled at constant $[B]$, the rate of reaction

A
increases by a factor of 8
B
increases by a factor of 4
C
increases by a factor of 3
D
increases by a factor of 2
Open complete paper
2
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 2ND MAY EVENING SHIFT

In the reaction, $\mathrm{H}_2 \mathrm{O}_2(a q) \xrightarrow{\mathrm{I_{(aq)}^-}} \mathrm{H}_2 \mathrm{O}(I)+\frac{1}{2} \mathrm{O}_2(g)$ iodide ion acts as

A
homogenous catalyst
B
acid catalyst
C
heterogenous catalyst
D
enzyme catalyst
Open complete paper
3
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 2ND MAY EVENING SHIFT

The activation energy of a reaction is zero. Its rate constant at 280 K is $1.6 \times 10^{-6} \mathrm{~s}^{-1}$, the rate constant at 300 K is

A
$3.2 \times 10^{-6} \mathrm{~s}^{-1}$
B
zero
C
$1.6 \times 10^{-6} \mathrm{~s}^{-1}$
D
$1.6 \times 10^{-5} \mathrm{~s}^{-1}$
Open complete paper
4
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 2ND MAY MORNING SHIFT

For the elementary reaction $2 \mathrm{SO}_2(\mathrm{~g})+\mathrm{O}_2(\mathrm{~g}) \longrightarrow 2 \mathrm{SO}_3(g)$, identify the correct among the following relations

A
$\frac{-d\left[\mathrm{SO}_2(g)\right]}{d t}=\frac{-d\left[\mathrm{O}_2(g)\right]}{d t}$
B
$\frac{+1}{2} \frac{d\left[\mathrm{SO}_3(g)\right]}{d t}=\frac{d\left[\mathrm{SO}_2(g)\right]}{d t}$
C
$\frac{+d\left[\mathrm{SO}_3(g)\right]}{d t}=\frac{-2 d\left[\mathrm{O}_2(g)\right]}{d t}$
D
$\frac{+d\left[\mathrm{SO}_2(g)\right]}{d t}=\frac{-d\left[\mathrm{O}_2(g)\right]}{d t}$
Open complete paper
5
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 2ND MAY MORNING SHIFT

Which among the following reaction is an example of a zero order reaction?

A
$\begin{aligned} \mathrm{C}_{12} \mathrm{H}_{22} \mathrm{O}_{11}(a q)+\mathrm{H}_2 \mathrm{O}(I) \longrightarrow & \mathrm{C}_6 \mathrm{H}_{12} \mathrm{O}_6(a q) \\ & +\mathrm{C}_6 \mathrm{H}_{22} \mathrm{O}_6(a q)\end{aligned}$
B
$2 \mathrm{NH}_3(\mathrm{g}) \xrightarrow{\mathrm{Pt}} \mathrm{N}_2(g)+3 \mathrm{H}_2$
C
$2 \mathrm{H}_2 \mathrm{O}_2(I) \longrightarrow 2 \mathrm{H}_2 \mathrm{O}(I)+\mathrm{O}_2(g)$
D
$\mathrm{H}_2(g)+\mathrm{I}_2(g) \longrightarrow 2 \mathrm{HI}(g)$
Open complete paper
6
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 3RD MAY MORNING SHIFT

The integrated rate equation for first order reaction, $A \rightarrow$ product, is

A
$k=\frac{1}{t} \ln \frac{[A]_t}{[A]_0}$
B
$k=\frac{2303}{t}+\log _{10} \frac{[A]_0}{[A]_t}$
C
$k=-\frac{1}{t} \ln \frac{[A]_t}{[A]_0}$
D
$k=2303 t \log _{10} \frac{[A]_0}{[A]_t}$
Open complete paper
7
2019 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2019 3RD MAY MORNING SHIFT

For the elementary reaction, $3 \mathrm{H}_2(g)+\mathrm{N}_2(g) \longrightarrow 2 \mathrm{NH}_3(g)$ identify the correct relation among the following relations:

A
$\frac{-3}{2} \frac{d\left[\mathrm{H}_2(\mathrm{~g})\right]}{d t}=\frac{d\left[\mathrm{NH}_3(\mathrm{~g})\right]}{d t}$
B
$\frac{-2}{3} \frac{d\left[\mathrm{H}_2(\mathrm{~g})\right]}{d t}=\frac{d\left[\mathrm{NH}_3(\mathrm{~g})\right]}{\mathrm{dt}}$
C
$\frac{d\left[\mathrm{NH}_3(g)\right]}{d t}=\frac{-1}{3} \frac{d\left[H_2(g)\right]}{d t}$
D
$\frac{-d\left[H_2(g)\right]}{d t}=\frac{d\left[\mathrm{NH}_3(g)\right]}{d t}$
Open complete paper
8
2020 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2020 16TH OCTOBER EVENING SHIFT

A first order reaction has a rate constant 0.00813 min\(^{-1}\). How long will it take for 60% completion?

A
56.35 min
B
98.7 min
C
62.77 min
D
112.7 min
Open complete paper
9
2020 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2020 16TH OCTOBER EVENING SHIFT

What is the value of rate constant of first order reaction, if it takes 15 minutes for consumption of \(20 \%\) of reactants?

A
\(1.38 \times 10^{-2} \mathrm{~min}^{-1}\)
B
\(1.48 \times 10^{-2} \mathrm{~min}^{-1}\)
C
\(1.07 \times 10^{-2} \mathrm{~min}^{-1}\)
D
\(1.84 \times 10^{-2} \mathrm{~min}^{-1}\)
Open complete paper
10
2020 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2020 16TH OCTOBER MORNING SHIFT

A first order reaction has rate constant \(1 \times 10^{-2} \mathrm{~s}^{-1}\). What time will, it take for \(20 \mathrm{~g}\) or reactant to reduce to \(5 \mathrm{~g}\) ?

A
693.0 s
B
138.6 s
C
238.6 s
D
346.5 s
Open complete paper
11
2020 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2020 16TH OCTOBER MORNING SHIFT

If concentration of reactant '\(A\)' is increased by 10 times the rate of reaction becomes 100 times. What is the order of reaction, if rate law is, rate \(=k[A]^x\) ?

A
3
B
2
C
4
D
1
Open complete paper
12
2020 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2020 19TH OCTOBER EVENING SHIFT

A first order reaction is $25 \%$ completed in 40 minutes. What is the rate constant $k$ for the reaction?

A
$\frac{2.303 \times \log 1.33}{40}$
B
$2.303 \times \log {\frac{4}{3}}$
C
$\frac{2.303 \times \log 4}{40 \times 3}$
D
$\frac{2.303}{40} \times \log \frac{1}{4}$
Open complete paper
13
2020 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2020 19TH OCTOBER EVENING SHIFT

For first order reaction the concentration of reactant decreases from 0.2 to 0.1 M in 100 minutes. What is the rate constant of the reaction?

A
$144.3 \mathrm{~min}^{-1}$
B
$69.3 \mathrm{~min}^{-1}$
C
$6.93 \times 10^{-3} \mathrm{~min}^{-1}$
D
$6.93 \mathrm{~min}^{-1}$
Open complete paper
14
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

Which type of reaction order is followed by radioactive processes?

A
0
B
1
C
2
D
1.5
Open complete paper
15
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

For the reaction \(2 \mathrm{NO}+\mathrm{Cl}_2 \rightarrow 2 \mathrm{NOCl}\)

What is the relation between \(\frac{\mathrm{d}[\mathrm{NO}]}{\mathrm{dt}}\) and \(\frac{\mathrm{d}[\mathrm{NOCl}]}{\mathrm{dt}}\) ?

A
\(\frac{\mathrm{d}[\mathrm{NO}]}{\mathrm{dt}}=2 \frac{\mathrm{d}[\mathrm{NOCl}]}{\mathrm{dt}}\)
B
\(\frac{\mathrm{d}[\mathrm{NO}]}{\mathrm{dt}}=\frac{\mathrm{d}[\mathrm{NOCl}]}{\mathrm{dt}}\)
C
\(\frac{1}{4} \frac{\mathrm{d}[\mathrm{NO}]}{\mathrm{dt}}=\frac{\mathrm{d}[\mathrm{NOCl}]}{\mathrm{dt}}\)
D
\(4 \frac{\mathrm{d}[\mathrm{NO}]}{\mathrm{dt}}=\frac{\mathrm{d}[\mathrm{NOCl}]}{\mathrm{dt}}\)
Open complete paper
16
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

In a first order reaction concentration of reactant decreases from 20 m mol to 10 m mol in 1.151 min. What is rate constant?

A
1.15 min\(^{-1}\)
B
3.0 min\(^{-1}\)
C
5.50 min\(^{-1}\)
D
0.60 min\(^{-1}\)
Open complete paper
17
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

Instantaneous rate of a reaction is \(- {1 \over 2}{{d[x]} \over {dt}} = - {{d[y]} \over {dt}} = {1 \over 2}{{d[z]} \over {dt}}\), identify the reaction.

A
\(x - 2y \to 2z\)
B
\(2x + y \to 2z\)
C
\(2z + y \to 2x\)
D
\(2x - 2y \to z\)
Open complete paper
18
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

Half life for a first order reaction is 6.93 hour. What is the time required for 80% completion of the reaction?

A
12 hours
B
18 hours
C
6 hours
D
16 hours
Open complete paper
19
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

For the reaction, \(3 \mathrm{I}_{(\mathrm{aq})}^{-}+\mathrm{S}_2 \mathrm{O}_{8(\mathrm{aq})}^{2-} \longrightarrow \mathrm{I}_{3(\mathrm{aq})}^{-}+2 \mathrm{SO}_{4(\mathrm{aq})}^{2-}\), rate of formation of \(\mathrm{SO}_4^{2-}\) is \(0.022 \mathrm{~mol} \mathrm{dm}^{-3} \mathrm{sec}^{-1}\). What is rate of formation of \(\mathrm{I}_{3(\mathrm{aq})}^{-}\) ?

A
\(0.022 \mathrm{~mol} ~\mathrm{dm}^{-3} \mathrm{sec}^{-1}\)
B
\(0.11 \mathrm{~mol} ~\mathrm{dm}^{-3} \mathrm{sec}^{-1}\)
C
\(0.011 \mathrm{~mol} ~\mathrm{dm}^{-3} \mathrm{sec}^{-1}\)
D
\(0.033 \mathrm{~mol} ~\mathrm{dm}^{-3} \mathrm{sec}^{-1}\)
Open complete paper
20
2021 · Chemistry · Physical Chemistry · Chemical Kinetics
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT

For a first order reaction, intercept of the graph between \(\mathrm{\log\frac{[A]_o}{[A]_t}}\)(Y-axis) and conc. (X-axis) is equal to

A
\(\mathrm{-\frac{k}{2.303~K}}\)
B
\(\mathrm{-\log[A]_o}\)
C
zero
D
\(\mathrm{\frac{2.303}{K}}\)
Open complete paper

Showing 20 of 179 questions