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Previous year question hub

Coordination Compounds - Inorganic Chemistry - Chemistry Previous Year Questions

Practice Coordination Compounds - Inorganic Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

3Papers
3Years
6Questions
1Topics

Coordination Compounds question pattern

Every graph below is calculated only from this selection.

Questions by year

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

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 6 100%

Question type distribution

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

Multiple Choices 6 100%

Subject weightage

Top subjects by unique question coverage.

Chemistry
6 Qs

Most asked topics

Top topics across the included previous year papers.

Inorganic Chemistry
6 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Coordination Compounds
6 Qs

Paper coverage

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

IAT IISER 2024
2 Qs
IAT IISER 2022
2 Qs
IAT IISER 2020
2 Qs

Included previous year papers

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

PaperYear / sessionQuestions in this viewOpen
IAT IISER 202420242View paper
IAT IISER 202220222View paper
IAT IISER 202020202View paper

All Coordination Compounds previous year questions

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

1
2020 · Chemistry · Inorganic Chemistry · Coordination Compounds
IAT IISER 2020

\(\text { The number of unpaired electron(s) in the square planar complex }[\text{Ni}(\text{CN})_4]^{2-} \text { is/are }\) :

A
2
B
1
C
4
D
0
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2
2020 · Chemistry · Inorganic Chemistry · Coordination Compounds
IAT IISER 2020
Which one of the following aqueous solutions gives the most intense colour?
A
$0.1 \mathrm{M}\left[\mathrm{Mn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right] \mathrm{Cl}_2$
B
$0.1 \mathrm{M}\left[\mathrm{Mn}\left(\mathrm{NH}_3\right)_6\right] \mathrm{Cl}_3$
C
$0.1 \mathrm{M}\left[\mathrm{Mn}\left(\mathrm{NH}_3\right)_5 \mathrm{Cl}\right] \mathrm{Cl}$
D
$0.1 \mathrm{M} \mathrm{KMnO}_4$
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3
2022 · Chemistry · Inorganic Chemistry · Coordination Compounds
IAT IISER 2022
The products of the reaction between aqueous solutions of $K_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]$ and $\frac{1}{2} \mathrm{H}_2 \mathrm{O}_2$ are
A
$\mathrm{K}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]$ and KOH
B
$\mathrm{K}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]$ and $\mathrm{H}_2 \mathrm{O}$
C
$\mathrm{K}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right], \mathrm{H}_2 \mathrm{O}$ and $\mathrm{H}_2 \mathrm{O}$
D
$\mathrm{K}_4\left[\mathrm{Fe}(\mathrm{CN})_5(\mathrm{OH})\right]$ and HCN
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4
2022 · Chemistry · Inorganic Chemistry · Coordination Compounds
IAT IISER 2022
For the colourless complex $\left[M\left(H_2 O\right)_6\right]^{n+}$, where $M$ is a $3 d$ transition metal, the CORRECT ground state $d$-electron configuration of $M$ is
A
$\left(t_{2 g}\right)^3\left(e_g\right)^0$
B
$\left(t_{2 g}\right)^6\left(e_g\right)^4$
C
$\left(t_{2 g}\right)^6\left(e_g\right)^2$
D
$\left(t_{2 g}\right)^4\left(e_g\right)^2$
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5
2024 · Chemistry · Inorganic Chemistry · Coordination Compounds
IAT IISER 2024
Which of the following complexes exhibit(s) magnetic moment close to 2 BM ? \(\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]\left(\mathrm{NO}_3\right)_2, \mathrm{~K}_2\left[\mathrm{MnCl}_4\right], \mathrm{K}_4\left[\mathrm{Mn}(\mathrm{CN})_6\right] \text {, and }\left[\mathrm{Ni}(\mathrm{CO})_4\right]\)
A
$\mathrm{K}_4\left[\mathrm{Mn}(\mathrm{CN})_6\right]$ and $\left[\mathrm{Ni}(\mathrm{CO})_4\right]$
B
$K_2\left[\mathrm{MnCl}_4\right]$ and $K_4\left[\mathrm{Mn}(\mathrm{CN})_6\right]$
C
$\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]\left(\mathrm{NO}_3\right)_2$ and $\mathrm{K}_2\left[\mathrm{MnCl}_4\right]$
D
Only $K_4\left[\mathrm{Mn}(\mathrm{CN})_6\right]$
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6
2024 · Chemistry · Inorganic Chemistry · Coordination Compounds
IAT IISER 2024

The following complex ions absorb in the ultraviolet-visible region of light. Which one of these shows violet colour?

$$\left[\mathrm{CoCl}\left(\mathrm{NH}_3\right)_5\right]^{2+},\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)\left(\mathrm{NH}_3\right)_5\right]^{3+},\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}, \text { and }\left[\mathrm{Co}(\mathrm{CN})_6\right]^{3-}$$

A
$\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)\left(\mathrm{NH}_3\right)_5\right]^{3+}$
B
$\left[\mathrm{CoCl}\left(\mathrm{NH}_3\right)_5\right]^{2+}$
C
$\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}$
D
$\left[\mathrm{Co}(\mathrm{CN})_6\right]^{3-}$
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