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Previous year question hub

D And F Block Elements - Inorganic Chemistry - Chemistry Previous Year Questions

Practice D And F Block Elements - Inorganic Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

142Papers
24Years
241Questions
1Topics

D And F Block Elements question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for D And F Block Elements. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Easy 124 51.5%
Medium 116 48.1%
Hard 1 0.4%

Question type distribution

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

Multiple Choices 200 83%
Numerical Answer Type (NAT) 41 17%

Subject weightage

Top subjects by unique question coverage.

Chemistry
241 Qs

Most asked topics

Top topics across the included previous year papers.

Inorganic Chemistry
241 Qs

Subtopic coverage

Top subtopics inside this exact selection.

D And F Block Elements
241 Qs

Paper coverage

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

JEE Main 2026 (Online) 2nd April Evening Shift
2 Qs
JEE Main 2026 (Online) 4th April Evening Shift
2 Qs
JEE Main 2026 (Online) 4th April Morning Shift
2 Qs
JEE Main 2026 (Online) 8th April Evening Shift
2 Qs
JEE MAIN 2026 ONLINE 21ST JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 21ST JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 22ND JANUARY EVENING SHIFT
2 Qs
JEE Main 2026 (Online) 2nd April Morning Shift
1 Qs
JEE Main 2026 (Online) 5th April Evening Shift
1 Qs
JEE Main 2026 (Online) 5th April Morning Shift
1 Qs
JEE Main 2026 (Online) 6th April Evening Shift
1 Qs
JEE Main 2026 (Online) 6th April Morning Shift
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JEE MAIN 2026 ONLINE 28TH JANUARY EVENING SHIFT
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JEE MAIN 2025 ONLINE 23RD JANUARY EVENING SHIFT
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JEE MAIN 2025 ONLINE 24TH JANUARY MORNING SHIFT
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JEE MAIN 2025 ONLINE 29TH JANUARY MORNING SHIFT
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JEE MAIN 2025 ONLINE 3RD APRIL EVENING SHIFT
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JEE MAIN 2025 ONLINE 3RD APRIL MORNING SHIFT
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JEE MAIN 2025 ONLINE 22ND JANUARY EVENING SHIFT
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JEE MAIN 2025 ONLINE 7TH APRIL MORNING SHIFT
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JEE MAIN 2025 ONLINE 8TH APRIL EVENING SHIFT
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JEE MAIN 2024 ONLINE 27TH JANUARY EVENING SHIFT
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JEE MAIN 2024 ONLINE 29TH JANUARY EVENING SHIFT
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JEE MAIN 2024 ONLINE 9TH APRIL EVENING SHIFT
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JEE MAIN 2024 ONLINE 31ST JANUARY MORNING SHIFT
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JEE MAIN 2021 ONLINE 25TH JULY EVENING SHIFT
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JEE MAIN 2021 ONLINE 31ST AUGUST EVENING SHIFT
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JEE Main 2021 (Online) 24th February Evening Shift
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JEE MAIN 2021 ONLINE 16TH MARCH EVENING SHIFT
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JEE MAIN 2021 ONLINE 1ST SEPTEMBER EVENING SHIFT
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JEE MAIN 2021 ONLINE 22TH JULY EVENING SHIFT
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JEE MAIN 2021 ONLINE 26TH AUGUST MORNING SHIFT
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JEE Main 2021 (Online) 24th February Morning Shift
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JEE MAIN 2021 ONLINE 18TH MARCH EVENING SHIFT
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JEE MAIN 2020 ONLINE 5TH SEPTEMBER MORNING SLOT
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JEE MAIN 2019 ONLINE 10TH APRIL EVENING SLOT
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JEE MAIN 2019 ONLINE 10TH JANUARY EVENING SLOT
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JEE MAIN 2019 ONLINE 8TH APRIL EVENING SLOT
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JEE MAIN 2019 ONLINE 9TH JANUARY EVENING SLOT
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JEE MAIN 2018 ONLINE 16TH APRIL MORNING SLOT
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JEE MAIN 2017 OFFLINE
1 Qs
JEE MAIN 2017 ONLINE 8TH APRIL MORNING SLOT
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JEE MAIN 2017 ONLINE 9TH APRIL MORNING SLOT
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JEE MAIN 2016 OFFLINE
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JEE MAIN 2016 ONLINE 9TH APRIL MORNING SLOT
1 Qs
JEE MAIN 2015 OFFLINE
2 Qs
JEE MAIN 2014 OFFLINE
1 Qs
JEE MAIN 2013 OFFLINE
2 Qs
AIEEE 2012
1 Qs
AIEEE 2011
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AIEEE 2009
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AIEEE 2007
2 Qs
AIEEE 2006
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5 Qs
AIEEE 2004
3 Qs
AIEEE 2003
8 Qs
AIEEE 2002
4 Qs

Included previous year papers

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PaperYear / sessionQuestions in this viewOpen
JEE Main 2026 (Online) 2nd April Evening Shift20262View paper
JEE Main 2026 (Online) 2nd April Morning Shift20261View paper
JEE Main 2026 (Online) 4th April Evening Shift20262View paper
JEE Main 2026 (Online) 4th April Morning Shift20262View paper
JEE Main 2026 (Online) 5th April Evening Shift20261View paper
JEE Main 2026 (Online) 5th April Morning Shift20261View paper
JEE Main 2026 (Online) 6th April Evening Shift20261View paper
JEE Main 2026 (Online) 6th April Morning Shift20261View paper
JEE Main 2026 (Online) 8th April Evening Shift20262View paper
JEE MAIN 2026 ONLINE 21ST JANUARY EVENING SHIFT20262View paper
JEE MAIN 2026 ONLINE 21ST JANUARY MORNING SHIFT20262View paper
JEE MAIN 2026 ONLINE 22ND JANUARY EVENING SHIFT20262View paper
JEE MAIN 2026 ONLINE 28TH JANUARY EVENING SHIFT20261View paper
JEE MAIN 2025 ONLINE 22ND JANUARY EVENING SHIFT20251View paper
JEE MAIN 2025 ONLINE 22ND JANUARY MORNING SHIFT20251View paper
JEE MAIN 2025 ONLINE 23RD JANUARY EVENING SHIFT20252View paper
JEE MAIN 2025 ONLINE 23RD JANUARY MORNING SHIFT20251View paper
JEE MAIN 2025 ONLINE 24TH JANUARY EVENING SHIFT20251View paper
JEE MAIN 2025 ONLINE 24TH JANUARY MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 28TH JANUARY EVENING SHIFT20251View paper
JEE MAIN 2025 ONLINE 28TH JANUARY MORNING SHIFT20251View paper
JEE MAIN 2025 ONLINE 29TH JANUARY MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 3RD APRIL EVENING SHIFT20252View paper
JEE MAIN 2025 ONLINE 3RD APRIL MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 4TH APRIL MORNING SHIFT20251View paper
JEE MAIN 2025 ONLINE 7TH APRIL MORNING SHIFT20251View paper
JEE MAIN 2025 ONLINE 8TH APRIL EVENING SHIFT20251View paper
JEE MAIN 2024 ONLINE 1ST FEBRUARY EVENING SHIFT20241View paper
JEE MAIN 2024 ONLINE 27TH JANUARY EVENING SHIFT20243View paper
JEE MAIN 2024 ONLINE 27TH JANUARY MORNING SHIFT20243View paper
JEE MAIN 2024 ONLINE 29TH JANUARY EVENING SHIFT20243View paper
JEE MAIN 2024 ONLINE 29TH JANUARY MORNING SHIFT20241View paper
JEE MAIN 2024 ONLINE 30TH JANUARY EVENING SHIFT20241View paper
JEE MAIN 2024 ONLINE 30TH JANUARY MORNING SHIFT20241View paper
JEE MAIN 2024 ONLINE 31ST JANUARY EVENING SHIFT20241View paper
JEE MAIN 2024 ONLINE 31ST JANUARY MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 4TH APRIL EVENING SHIFT20241View paper
JEE MAIN 2024 ONLINE 4TH APRIL MORNING SHIFT20242View paper
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JEE MAIN 2024 ONLINE 5TH APRIL MORNING SHIFT20242View paper
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JEE MAIN 2024 ONLINE 9TH APRIL EVENING SHIFT20243View paper
JEE MAIN 2024 ONLINE 9TH APRIL MORNING SHIFT20242View paper
JEE MAIN 2023 ONLINE 10TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 12TH APRIL MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 13TH APRIL MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 15TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 1ST FEBRUARY EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 1ST FEBRUARY MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 24TH JANUARY EVENING SHIFT20231View paper
JEE MAIN 2023 ONLINE 24TH JANUARY MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 25TH JANUARY EVENING SHIFT20231View paper
JEE MAIN 2023 ONLINE 25TH JANUARY MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 29TH JANUARY EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 30TH JANUARY EVENING SHIFT20232View paper
JEE MAIN 2023 ONLINE 30TH JANUARY MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 31ST JANUARY MORNING SHIFT20233View paper
JEE MAIN 2023 ONLINE 6TH APRIL EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 6TH APRIL MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 8TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2022 ONLINE 24TH JUNE EVENING SHIFT20222View paper
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JEE MAIN 2022 ONLINE 25TH JUNE MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 26TH JULY EVENING SHIFT20221View paper
JEE MAIN 2022 ONLINE 26TH JULY MORNING SHIFT20221View paper
JEE MAIN 2022 ONLINE 26TH JUNE EVENING SHIFT20221View paper
JEE MAIN 2022 ONLINE 26TH JUNE MORNING SHIFT20221View paper
JEE MAIN 2022 ONLINE 27TH JULY EVENING SHIFT20221View paper
JEE MAIN 2022 ONLINE 27TH JULY MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 27TH JUNE EVENING SHIFT20221View paper
JEE MAIN 2022 ONLINE 27TH JUNE MORNING SHIFT20221View paper
JEE MAIN 2022 ONLINE 28TH JULY EVENING SHIFT20221View paper
JEE MAIN 2022 ONLINE 28TH JULY MORNING SHIFT20223View paper
JEE MAIN 2022 ONLINE 28TH JUNE MORNING SHIFT20221View paper
JEE MAIN 2022 ONLINE 29TH JULY EVENING SHIFT20221View paper
JEE MAIN 2022 ONLINE 29TH JULY MORNING SHIFT20223View paper
JEE MAIN 2022 ONLINE 29TH JUNE EVENING SHIFT20222View paper
JEE MAIN 2022 ONLINE 29TH JUNE MORNING SHIFT20223View paper
JEE Main 2021 (Online) 24th February Evening Shift20212View paper
JEE Main 2021 (Online) 24th February Morning Shift20211View paper
JEE Main 2021 (Online) 25th February Morning Shift20212View paper
JEE Main 2021 (Online) 26th February Evening Shift20211View paper
JEE Main 2021 (Online) 26th February Morning Shift20211View paper
JEE MAIN 2021 ONLINE 16TH MARCH EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 16TH MARCH MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 17TH MARCH EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 17TH MARCH MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 18TH MARCH EVENING SHIFT20211View paper
JEE MAIN 2021 ONLINE 18TH MARCH MORNING SHIFT20211View paper
JEE MAIN 2021 ONLINE 1ST SEPTEMBER EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 22TH JULY EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 25TH JULY EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 25TH JULY MORNING SHIFT20211View paper
JEE MAIN 2021 ONLINE 26TH AUGUST MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 27TH AUGUST EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 27TH AUGUST MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 31ST AUGUST EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 31ST AUGUST MORNING SHIFT20212View paper
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT20201View paper
JEE MAIN 2020 ONLINE 4TH SEPTEMBER EVENING SLOT20201View paper
JEE MAIN 2020 ONLINE 4TH SEPTEMBER MORNING SLOT20201View paper
JEE MAIN 2020 ONLINE 5TH SEPTEMBER MORNING SLOT20202View paper
JEE MAIN 2020 ONLINE 6TH SEPTEMBER EVENING SLOT20201View paper
JEE MAIN 2020 ONLINE 6TH SEPTEMBER MORNING SLOT20202View paper
JEE MAIN 2020 ONLINE 7TH JANUARY EVENING SLOT20201View paper
JEE MAIN 2020 ONLINE 7TH JANUARY MORNING SLOT20201View paper
JEE MAIN 2020 ONLINE 9TH JANUARY EVENING SLOT20202View paper
JEE MAIN 2019 ONLINE 10TH APRIL EVENING SLOT20193View paper
JEE MAIN 2019 ONLINE 10TH APRIL MORNING SLOT20191View paper
JEE MAIN 2019 ONLINE 10TH JANUARY EVENING SLOT20191View paper
JEE MAIN 2019 ONLINE 10TH JANUARY MORNING SLOT20192View paper
JEE MAIN 2019 ONLINE 11TH JANUARY EVENING SLOT20191View paper
JEE MAIN 2019 ONLINE 11TH JANUARY MORNING SLOT20191View paper
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT20191View paper
JEE MAIN 2019 ONLINE 12TH JANUARY EVENING SLOT20191View paper
JEE MAIN 2019 ONLINE 8TH APRIL EVENING SLOT20191View paper
JEE MAIN 2019 ONLINE 9TH APRIL EVENING SLOT20191View paper
JEE MAIN 2019 ONLINE 9TH JANUARY EVENING SLOT20191View paper
JEE MAIN 2018 ONLINE 16TH APRIL MORNING SLOT20182View paper
JEE MAIN 2017 OFFLINE20171View paper
JEE MAIN 2017 ONLINE 8TH APRIL MORNING SLOT20171View paper
JEE MAIN 2017 ONLINE 9TH APRIL MORNING SLOT20171View paper
JEE MAIN 2016 OFFLINE20162View paper
JEE MAIN 2016 ONLINE 10TH APRIL MORNING SLOT20161View paper
JEE MAIN 2016 ONLINE 9TH APRIL MORNING SLOT20161View paper
JEE MAIN 2015 OFFLINE20152View paper
JEE MAIN 2014 OFFLINE20141View paper
JEE MAIN 2013 OFFLINE20132View paper
AIEEE 201220121View paper
AIEEE 201120112View paper
AIEEE 200920092View paper
AIEEE 200820082View paper
AIEEE 200720072View paper
AIEEE 200620063View paper
AIEEE 200520055View paper
AIEEE 200420043View paper
AIEEE 200320038View paper
AIEEE 200220024View paper

All D And F Block Elements previous year questions

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

1
2002 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2002
Most common oxidation states of Ce (cerium) are :
A
+3, +4
B
+2, +3
C
+2, +4
D
+3, +5
Open complete paper
2
2002 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2002
When KMnO4 acts as an oxidising agent and ultimately forms [MnO4]-2, MnO2, Mn2O3, Mn+2 then the number of electrons transferred in each case respectively is :
A
4, 3, 1, 5
B
1, 5, 3, 7
C
1, 3, 4, 5
D
3, 5, 7, 1
Open complete paper
3
2002 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2002
Which of the following ions has the maximum magnetic moment?
A
Mn2+
B
Fe2+
C
Ti2+
D
Cr2+
Open complete paper
4
2002 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2002
How do we differentiate between Fe3+ and Cr3+ in group III?
A
by taking excess of NH4OH solution
B
by increasing \(NH_4^+\) ion concentration
C
by decreasing OH- ion concentration
D
both (b) and (c)
Open complete paper
5
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
For making good quality mirrors, plates of float glass are used. These are obtained by floating molten glass over a liquid metal which does not solidify before glass. The metal used can be :
A
tin
B
sodium
C
magnesium
D
mercury
Open complete paper
6
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
The number of d-electrons retained in Fe2+ (At no of Fe = 26) ion is :
A
4
B
5
C
6
D
3
Open complete paper
7
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
Which one of the following statements is correct?
A
From a mixed precipitate of AgCl and AgI, ammonia solution dissolves only AgCl
B
Ferric ions give a deep green precipitate on adding potassium ferrocyanide solution
C
On boiling a solution having K+, Ca2+ and HCO3 ions we get a precipitate of K2Ca(CO3)2.
D
Manganese salts give a violet borax bead test in the reducing flame
Open complete paper
8
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
A red solid is insolvable in water. However it becomes soluble if some \(K{\rm I}\) is added to water. Heating the red solid in a test tube results in liberation of some violet colored fumes and droplets of a metal appear on the cooler parts of the test tube. The red solid is :
A
\(Hg{{\rm I}_2}\)
B
\(HgO\)
C
\(P{b_3}{O_4}\)
D
\({\left( {N{H_4}} \right)_2}C{r_2}{O_7}\)
Open complete paper
9
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
The radius of La3+ (Atomic number of La = 57) is 1.06 Å. Which one of the following given values will be closest to the radius of Lu3+ (Atomic number of Lu = 71) ?
A
1.60 Å
B
1.40 Å
C
0.85 Å
D
1.60 Å
Open complete paper
10
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
Which one of the following nitrates will leave behind a metal on strong heating?
A
Copper nitrate
B
Manganese nitrate
C
Silver nitrate
D
Ferric nitrate
Open complete paper
11
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
The atomic numbers of vanadium (V), Chromium (Cr), manganese (Mn) and iron (Fe) are respectively 23, 24, 25 and 26. Which one of these may be expected to have the highest second ionization enthalpy?
A
Cr
B
Mn
C
Fe
D
V
Open complete paper
12
2003 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2003
What would happen when a solution of potassium chromate is treated with an excess of dilute nitric acid?
A
\(Cr_2O^{2-}_7\) and H2O are formed
B
\(CrO^{2-}_4\) is reduced to +3 state of Cr
C
\(CrO^{2-}_4\) is oxidized to +7 state of Cr
D
Cr3+ and \(Cr_2O^{2-}_7\) are formed
Open complete paper
13
2004 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2004
Cerium (Z = 58) is an important member of the lanthanoids. Which of the following statements about cerium is incorrect?
A
The common oxidation states of cerium are +3 and +4
B
Cerium (IV) acts as an oxidizing agent
C
The +4 oxidation state of cerium is not known in solutions
D
The +3 oxidation state of cerium is more stable than the +4 oxidation state
Open complete paper
14
2004 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2004
Of the following outer electronic configurations of atoms, the highest oxidation state is achieved by which one of them?
A
\(\left( {n - 1} \right){d^3}n{s^2}\)
B
\(\left( {n - 1} \right){d^5}n{s^1}\)
C
\(\left( {n - 1} \right){d^8}n{s^2}\)
D
\(\left( {n - 1} \right){d^5}n{s^2}\)
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15
2004 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2004
Excess of KI reacts with CuSO4 solution and then Na2S2O3 solution is added to it. Which of the statements is incorrect for this reaction?
A
Cu2I2 is reduced
B
Evolved I2 is reduced
C
Na2S2O3 is oxidized
D
CuI2 is formed
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16
2005 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2005
On heating mixture of \(C{u_2}O\) and \(C{u_2}S\) will give :
A
\(C{u_2}S{O_3}\)
B
\(CuO + CuS\)
C
\(Cu + S{O_3}\)
D
\(Cu + S{O_2}\)
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17
2005 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2005
Calomel \(\left( {H{g_2}C{l_2}} \right)\) on reaction with ammonium hydroxide gives :
A
\(HgO\)
B
\(H{g_2}O\)
C
\(N{H_2} - Hg - Hg - Cl\)
D
\(HgN{H_2}Cl\)
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18
2005 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2005
The lanthanide contraction is responsible for the fact that :
A
Zr and Y have about the same radius
B
Zr and Nb have similar oxidation state
C
Zr and Hf have about the same radius
D
Zr and Zn have the same oxidation
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19
2005 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2005
The oxidation state of chromium in the final product formed the reaction between \(K{\rm I}\) and acidified potassium dichromate solution is :
A
\(+3\)
B
\(+2\)
C
\(+6\)
D
\(+4\)
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20
2005 · Chemistry · Inorganic Chemistry · D And F Block Elements
AIEEE 2005
Which of the following factors may be regarded as the main cause of lanthanide contraction?
A
Poor shielding of one of 4f electron by another in the subshell
B
Effective shielding of one of 4f electrons by another in the subshell
C
Poorer shielding of 5d electrons by 4f electrons
D
Greater shielding of 5d electrons by 4f electrons
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