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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.

8Papers
7Years
10Questions
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.

Not classified 10 100%

Question type distribution

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

Multiple Choices 10 100%

Subject weightage

Top subjects by unique question coverage.

Chemistry
10 Qs

Most asked topics

Top topics across the included previous year papers.

Inorganic Chemistry
10 Qs

Subtopic coverage

Top subtopics inside this exact selection.

D And F Block Elements
10 Qs

Paper coverage

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

VITEEE 2025
1 Qs
WB JEE 2025
1 Qs
WB JEE 2024
2 Qs
WB JEE 2021
1 Qs
WB JEE 2020
1 Qs
WB JEE 2018
2 Qs
WB JEE 2017
1 Qs
WB JEE 2016
1 Qs

Included previous year papers

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

PaperYear / sessionQuestions in this viewOpen
VITEEE 202520251View paper
WB JEE 202520251View paper
WB JEE 202420242View paper
WB JEE 202120211View paper
WB JEE 202020201View paper
WB JEE 201820182View paper
WB JEE 201720171View paper
WB JEE 201620161View paper

All D And F Block Elements previous year questions

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

1
2016 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2016
Which of the following statements regarding Lanthanides is false?
A
All lanthanides are solid at room temperature
B
Their usual oxidation state is +3
C
They can be separated from one another by ion-exchange method
D
Ionic radii of trivalent lanthanides steadily increases with increase in atomic number
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2
2017 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2017
The correct basicity order of the following lanthanide ions is
A
La3+ > Lu3+ > Ce3+ > Eu3+
B
Ce3+ > Lu3+ > La3+ > Eu3+
C
Lu3+ > Ce3+ > Eu3+ > La3+
D
La3+ > Ce3+ > Eu3+ > Lu3+
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3
2018 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2018
At room temperature, the reaction between water and fluorine produces
A
HF and H2O2
B
HF, O2 and F2O2
C
F\(-\), O2 and H+
D
HOF and HF
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4
2018 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2018
\([X] + Dil.\,{H_2}S{O_4} \to [Y]:\) Colourless, suffocating gas

\([Y] + {K_2}C{r_2}{O_7} + {H_2}S{O_4} \to\) Green colouration of solution.

Then, [X] and [Y] are
A
SO\(_3^{2 - }\), SO2
B
Cl\(-\), HCl
C
S2\(-\), H2S
D
CO\(_3^{2 - }\), CO2
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5
2020 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2020
The reaction for obtaining the metal (M) from its oxide (M2O3) ore is given by

\({M_2}{O_3}(s) + 2Al(l)\buildrel {Heat} \over \longrightarrow A{l_2}{O_3}(l) + 2M(s)\), (s = solid, l = liquid) in that case, M is
A
copper
B
calcium
C
iron
D
zinc
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6
2021 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2021
A solution of NaNO3, when treated with a mixture of Zn dust and 'A' yields ammonia. 'A' can be
A
caustic soda
B
dilute sulphuric acid
C
concentrated sulphuric acid
D
sodium carbonate
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7
2024 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2024

Identify the ion having \(4 f^6\) electronic configuration.

A
Gd\(^{3+}\)
B
Sm\(^{3+}\)
C
Sm\(^{2+}\)
D
Tb\(^{3+}\)
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8
2024 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2024

Which of the following species exhibits both LMCT and paramagnetism?

A
\(\mathrm{MnO}_4^{2-}\)
B
\(\mathrm{MnO}_4^{-}\)
C
\(\mathrm{Cr}_2 \mathrm{O}_7^{2-}\)
D
\(\mathrm{CrO}_4^{2-}\)
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9
2025 · Chemistry · Inorganic Chemistry · D And F Block Elements
WB JEE 2025

The common stable oxidation states of Eu and Gd are respectively

A
+3 and +3
B
+3 and +2
C
+2 and +3
D
+2 and +2
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10
2025 · Chemistry · Inorganic Chemistry · D And F Block Elements
VITEEE 2025

When $\mathrm{H}_2 \mathrm{O}_2$ is added to a solution of acidified sodium dichromate, a deep blue colour is observed due to the formation of a peroxo complex. This change signifies that

A

dichromate ion is oxidised.

B

hydrogen peroxide is reduced.

C

oxidation state of Cr remains same.

D

hydrogen peroxide acts as an oxidising agent.

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