Explore topic-wise MCQs in Chemistry.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the number of water molecules that are present as ligands in the solvate isomer of hexaaquachromium(III) chloride which is grey-green in colour?

A. 1
B. 4
C. 5
D. 6
Answer» D. 6
Discussion
2.

Hydrate isomerism is a form of ________ isomerism.

A. coordination
B. linkage
C. ionisation
D. solvate
Answer» E.
Discussion
3.

The compound [Co(NH3)5(NO2)](NO3)2 does not show _________ isomerism.

A. coordination
B. optical
C. ionisation
D. linkage
Answer» B. optical
Discussion
4.

[Co(NH3)5Cl]SO4 + Ag+ = _________

A. AgCl
B. BaSO<sub>4</sub>
C. white precipitate
D. no reaction
Answer» E.
Discussion
5.

The compounds [Co(NH3)5Cl]SO4 and [Co(NH3)5(SO4)]Cl are ________ isomers.

A. linkage
B. coordination
C. ionisation
D. solvate
Answer» D. solvate
Discussion
6.

Identify the coordination isomer of [Fe(CO)4][Zn(CN)4].

A. Tetracyanidozinc(II) tetracarbonylferrate(II)
B. Tetracarbonylzinc(II) tetracyanidoferrate(II)
C. Tetracyanidoiron(II) tetracarbonylzincate(II)
D. Tetracarbonyliron(II) tetracyanidozincate(II)
Answer» C. Tetracyanidoiron(II) tetracarbonylzincate(II)
Discussion
7.

Which of the following compounds does not have a coordination isomer?

A. [Ag(NH<sub>3</sub>)<sub>2</sub>][Ag(CN)<sub>2</sub>]
B. [Cr(NH<sub>3</sub>)<sub>6</sub>][Co(CN)<sub>6</sub>]
C. [Zn(NH<sub>3</sub>)<sub>4</sub>][PtCl<sub>4</sub>]
D. [Cu(NH<sub>3</sub>)<sub>4</sub>][FeCl<sub>4</sub>]
Answer» B. [Cr(NH<sub>3</sub>)<sub>6</sub>][Co(CN)<sub>6</sub>]
Discussion
8.

Linkage isomers exhibit different physical properties.

A. True
B. False
Answer» B. False
Discussion
9.

Which of the following compounds is not a linkage isomer?

A. Hg[Co(SCN)<sub>4</sub>]
B. [Cr(H<sub>2</sub>O)<sub>5</sub>(NO<sub>2</sub>)]Cl<sub>2</sub>
C. [CoCl<sub>2</sub>(en)<sub>2</sub>]Cl
D. K[Cr(NH<sub>3</sub>)<sub>2</sub>(ONO)<sub>4</sub>]
Answer» D. K[Cr(NH<sub>3</sub>)<sub>2</sub>(ONO)<sub>4</sub>]
Discussion
10.

Linkage isomerism is seen in compounds having ________ ligand.

A. unidentate
B. polydentate
C. chelate
D. ambidentate
Answer» E.
Discussion
11.

The coordination entity [CrCl2(ox)2]3- is optically active.

A. True
B. False
Answer» C.
Discussion
12.

Which of the following compounds has enantiomers?

A. K<sub>3</sub>[Fe(CN)<sub>6</sub>]
B. K<sub>3</sub>[Al(C<sub>2</sub>O<sub>4</sub>)<sub>3</sub>]
C. K<sub>2</sub>[Zn(OH)<sub>4</sub>]
D. K<sub>2</sub>[PdCl<sub>4</sub>]
Answer» C. K<sub>2</sub>[Zn(OH)<sub>4</sub>]
Discussion