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Previous year question hub

Electrochemistry - Physical Chemistry - Chemistry Previous Year Questions

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

64Papers
7Years
180Questions
1Topics

Electrochemistry question pattern

Every graph below is calculated only from this selection.

Questions by year

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

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 180 100%

Question type distribution

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

Multiple Choices 180 100%

Subject weightage

Top subjects by unique question coverage.

Chemistry
180 Qs

Most asked topics

Top topics across the included previous year papers.

Physical Chemistry
180 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Electrochemistry
180 Qs

Paper coverage

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

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 21ST APRIL MORNING SHIFT
3 Qs
MHT CET 2025 22ND APRIL MORNING SHIFT
3 Qs
MHT CET 2025 23RD APRIL EVENING SHIFT
3 Qs
MHT CET 2025 23RD APRIL MORNING SHIFT
3 Qs
MHT CET 2025 26TH APRIL EVENING 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 (PCB) 2025 9th April Morning Shift
2 Qs
MHT CET 2025 22ND APRIL EVENING SHIFT
2 Qs
MHT CET 2025 25TH APRIL EVENING SHIFT
2 Qs
MHT CET 2025 25TH APRIL MORNING SHIFT
2 Qs
MHT CET 2024 10TH MAY MORNING SHIFT
4 Qs
MHT CET 2024 11TH MAY MORNING SHIFT
4 Qs
MHT CET 2024 10TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 11TH MAY EVENING SHIFT
3 Qs
MHT CET 2024 15TH MAY EVENING 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 15TH MAY MORNING SHIFT
2 Qs
MHT CET 2024 9TH MAY MORNING SHIFT
2 Qs
MHT CET (PCB) 2024 22th April Evening Shift
1 Qs
MHT CET (PCB) 2024 22th April Morning 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 MORNING SHIFT
3 Qs
MHT CET 2023 12TH MAY EVENING 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 MORNING SHIFT
3 Qs
MHT CET 2023 9TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 11TH MAY EVENING SHIFT
2 Qs
MHT CET 2023 14TH MAY EVENING SHIFT
2 Qs
MHT CET 2023 9TH 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 19TH OCTOBER EVENING SHIFT
3 Qs
MHT CET 2020 16TH OCTOBER EVENING SHIFT
2 Qs
MHT CET 2020 16TH OCTOBER MORNING SHIFT
2 Qs
MHT CET 2019 3RD MAY MORNING SHIFT
5 Qs
MHT CET 2019 2ND MAY EVENING SHIFT
3 Qs
MHT CET 2019 2ND MAY MORNING SHIFT
3 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 Shift20252View 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 SHIFT20253View paper
MHT CET 2025 22ND APRIL EVENING SHIFT20252View paper
MHT CET 2025 22ND APRIL MORNING SHIFT20253View paper
MHT CET 2025 23RD APRIL EVENING SHIFT20253View paper
MHT CET 2025 23RD APRIL MORNING SHIFT20253View paper
MHT CET 2025 25TH APRIL EVENING SHIFT20252View paper
MHT CET 2025 25TH APRIL MORNING SHIFT20252View paper
MHT CET 2025 26TH APRIL EVENING SHIFT20253View 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 (PCB) 2024 22th April Morning Shift20241View paper
MHT CET 2024 10TH MAY EVENING SHIFT20243View paper
MHT CET 2024 10TH MAY MORNING SHIFT20244View paper
MHT CET 2024 11TH MAY EVENING SHIFT20243View paper
MHT CET 2024 11TH MAY MORNING SHIFT20244View paper
MHT CET 2024 15TH MAY EVENING SHIFT20243View paper
MHT CET 2024 15TH MAY MORNING SHIFT20242View 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 SHIFT20242View paper
MHT CET 2023 10TH MAY EVENING SHIFT20233View paper
MHT CET 2023 10TH MAY MORNING SHIFT20233View paper
MHT CET 2023 11TH MAY EVENING SHIFT20232View paper
MHT CET 2023 11TH MAY MORNING SHIFT20233View paper
MHT CET 2023 12TH MAY EVENING SHIFT20233View 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 SHIFT20232View paper
MHT CET 2023 14TH MAY MORNING SHIFT20233View paper
MHT CET 2023 9TH MAY EVENING SHIFT20232View 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 SHIFT20203View paper
MHT CET 2019 2ND MAY EVENING SHIFT20193View paper
MHT CET 2019 2ND MAY MORNING SHIFT20193View paper
MHT CET 2019 3RD MAY MORNING SHIFT20195View paper

All Electrochemistry previous year questions

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

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

Standard hydrogen electrode (SHE) is a

A
primary reference electrode
B
secondary reference electrode
C
metal - sparingly soluble salt electrode
D
metal - metal ion electrode
Open complete paper
2
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 2ND MAY EVENING SHIFT

The correct representation of Nernst's equation for half-cell reaction $\mathrm{Cu}^{2+}(\mathrm{aq})+\mathrm{e}^{-} \longrightarrow \mathrm{Cu}^{+}(\mathrm{aq})$ is

A
$E_{\mathrm{Cu}^{+}}^{\circ}, \mathrm{Cu}^{2+}=E_{\mathrm{Cu}^{+}}^{\circ}, \mathrm{Cu}^{2+}-\frac{0.0592}{2} \log \frac{\left[\mathrm{Cu}^{+}\right]}{\left[\mathrm{Cu}^{2+}\right]}$
B
$E_{\mathrm{Cu}^{+}, \mathrm{Cu}^{2+}}=E_{\mathrm{Cu}^{+}, \mathrm{Cu}^{2+}}^{\circ}-\frac{0.0592}{1} \log \frac{\left[\mathrm{Cu}^{+}\right]}{\left[\mathrm{Cu}^{2+}\right]}$
C
$E_{\mathrm{Cu}^{+}, \mathrm{Cu}^{2+}}=E_{\mathrm{Cu}^{+}, \mathrm{Cu}^{2+}}-\frac{0.0592}{2} \log \frac{\left[\mathrm{Cu}^{+}\right]}{\left[\mathrm{Cu}^{2+}\right]}$
D
$E_{\mathrm{Cu}^{+}, \mathrm{Cu}^{2+}}=E_{\mathrm{Cu}^{+}}^{\circ} ; \mathrm{Cu}^{2+}-\frac{0.0592}{1} \log \frac{\left[\mathrm{Cu}^{+}\right]}{\left[\mathrm{Cu}^{2+}\right]}$
Open complete paper
3
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 2ND MAY EVENING SHIFT

Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

A
$\mathrm{H}_2$
B
KOH
C
$\mathrm{O}_2$
D
C
Open complete paper
4
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 2ND MAY MORNING SHIFT

The resistance of $\frac{1}{10} M$ solution is $25 \times 10^3$ ohm. What is the molar conductivity of solution? (cell constant $=1.25 \mathrm{~cm}^{-1}$)

A
$3.5 \mathrm{~ohm}^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
B
$5.00 \mathrm{~ohm}^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
C
$2.50 \mathrm{~ohm}^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
D
$2.00 \mathrm{~ohm}^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
Open complete paper
5
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 2ND MAY MORNING SHIFT

The conductivity of an electrolytic solution decreases on dilution due to

A
decrease in number of ions per unit volume
B
increase in ionic mobility of ions
C
increase in percentage ionisation
D
increase in number of ions per unit volume
Open complete paper
6
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 2ND MAY MORNING SHIFT

Two electrolytic cells are connected in series containing $\mathrm{CuSO}_4$ solution and molten $\mathrm{AlCl}_3$. If in electrolysis 0.4 moles of 'Cu' are deposited on cathode of first cell. The number of moles of 'Al' deposited on cathode of the second cell is

A
0.6 moles
B
0.27 moles
C
0.18 moles
D
0.4 moles
Open complete paper
7
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 3RD MAY MORNING SHIFT

In the electrolysis of aqueous sodium chloride with inert electrodes the products obtained at anode and cathode respectively are

A
$\mathrm{Cl}_2$ and Na
B
$\mathrm{O}_2$ and Na
C
$\mathrm{Cl}_2$ and $\mathrm{H}_2$
D
Na and $\mathrm{Cl}_2$
Open complete paper
8
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 3RD MAY MORNING SHIFT

Which among the following is correct for electrolysis of brine solution?

A
$\mathrm{O}_2$ gas is liberated at cathode
B
Sodium metal is collected at anode
C
$\mathrm{H}_2$ gas is liberated at cathode
D
$\mathrm{Cl}_2$ gas is liberated at cathode
Open complete paper
9
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 3RD MAY MORNING SHIFT

The SI unit of electrochemical equivalent is

A
$\mathrm{J~s}^{-1}$
B
$\mathrm{kg} \mathrm{~C}^{-1}$
C
$\mathrm{kg} \mathrm{~m} \mathrm{s}^{-2}$
D
$\mathrm{kg} \mathrm{~m}^{-1} \mathrm{~s}^{-2}$
Open complete paper
10
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 3RD MAY MORNING SHIFT

Calculate E.M.F. of following cell at 298 K $\mathrm{Zn}(s)\left|\mathrm{ZnSO}_4(0.01 \mathrm{M})\right|\left|\mathrm{CuSO}_4(1.0 \mathrm{M})\right| \mathrm{Cu}(\mathrm{s})$ if $\mathrm{E}^{\circ}$ cell $=2.0 \mathrm{~V}$

A
2.0 V
B
2.0592 V
C
2.0296 V
D
1.0508 V
Open complete paper
11
2019 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2019 3RD MAY MORNING SHIFT

The molar conductivities at infinite dilution for sodium acetate, HCl and NaCl are $91 \mathrm{~S} \mathrm{~cm}{ }^2$ $\mathrm{mol}^{-1}, 425.9 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ and $12.6 .4 \mathrm{~S} \mathrm{~cm}^2$ $\mathrm{mol}^{-1}$ respectively. The molar conductivity of acetic acid at infinite dilution is

A
$390.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
B
$530.9 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
C
$300.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
D
$930.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
Open complete paper
12
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 16TH OCTOBER EVENING SHIFT

If resistivity of 0.8 M KCl solution is \(2.5 \times 10^{-3} \Omega \mathrm{~cm}\). Calculate molar conductivity solution?

A
\(2 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
B
\(5 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
C
\(4 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
D
\(3 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
Open complete paper
13
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 16TH OCTOBER EVENING SHIFT

A solution of \(\mathrm{CuSO}_4\) is electrolysed using a current of 1.5 amperes for 10 minutes. What mass of Cu is deposited at cathode? [Atomic mass of \(\mathrm{Cu}=63.7\)]

A
0.637 g
B
0.297 g
C
0.150 g
D
0.395 g
Open complete paper
14
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 16TH OCTOBER MORNING SHIFT

What will be the concentration of \(\mathrm{NaCl}\) solution, if the molar conductivity and conductivity of \(\mathrm{NaCl}\) solution is \(124.3 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\) and \(1.243 \times 10^{-4} \Omega^{-1} \mathrm{~cm}^2\) respectively?

A
\(0.1 \mathrm{~mol} \mathrm{~L}^{-1}\)
B
\(0.001 \mathrm{~mol} \mathrm{~L}^{-1}\)
C
\(0.01 \mathrm{~mol} \mathrm{~L}^{-1}\)
D
\(0.02 \mathrm{~mol} \mathrm{~L}^{-1}\)
Open complete paper
15
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 16TH OCTOBER MORNING SHIFT

How many electrons are involved in the reaction, when \(0.40 \mathrm{~F}\) of electricity is passed through an electrolytic solution?

A
\(6.642 \times 10^{25}\)
B
\(1.505 \times 10^{24}\)
C
\(6.022 \times 10^{23}\)
D
\(2.4088 \times 10^{23}\)
Open complete paper
16
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 19TH OCTOBER EVENING SHIFT

How many Faradays of electricity is required to produce 4.8 g of Mg at cathode in the electrolysis of molten $\mathrm{MgCl}_2$ ? (Molar mass of $\mathrm{Mg}=24 \mathrm{~g} / \mathrm{mol}$ )

A
4 F
B
0.4 F
C
1 F
D
10 F
Open complete paper
17
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 19TH OCTOBER EVENING SHIFT

What is the SI unit for electrochemical equivalent?

A
Js$^{-1}$
B
JC$^{-1}$
C
kgC
D
kgC$^{-1}$
Open complete paper
18
2020 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2020 19TH OCTOBER EVENING SHIFT

Number of electrons involved in the reaction, when 1 Faraday of electricity is passed through an electrolytic solution is

A
$12 \times 10^{46}$
B
$96500$
C
$6.022 \times 10^{23}$
D
$8 \times 10^{16}$
Open complete paper
19
2021 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

How many faraday of electricity is required to produce 10 g of calcium metal (molar mass = 40 g mol\(^{-1}\)) from calcium ions?

A
1.5 F
B
2.0 F
C
0.50 F
D
1.0 F
Open complete paper
20
2021 · Chemistry · Physical Chemistry · Electrochemistry
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

What is the molar conductivity of \(0.05 \mathrm{M}\) solution of sodium hydroxide, if it's conductivity is \(0.0118 \mathrm{~S} \mathrm{~cm}^{-1}\) at \(298 \mathrm{~K}\) ?

A
\(236 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
B
\(423 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
C
\(354 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
D
\(590 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\)
Open complete paper

Showing 20 of 180 questions