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Q. No.Match the following:
Choose the correct answer from the options given below:
1. A-I, B-III, C-IV, D-II
2. A-III, B-IV, C-I, D-II
3. A-IV, B-I, C-III, D-II
4. A-III, B-I, C-IV, D-II
| List I (Complex/ ion) |
List II (Shape/geometry) |
||
| A. | \([Pt(Cl_2)(NH_3)_2]\) | I. | Octahedral |
| B. | \([Co(NH_3)_6]Cl_3\) | II. | Trigonal bipyramidal |
| C. | \([NiCl_4]^{2-}\) | III. | Square planar |
| D. | \([Fe(CO)_5]\) | IV. | Tetrahedral |
Choose the correct answer from the options given below:
1. A-I, B-III, C-IV, D-II
2. A-III, B-IV, C-I, D-II
3. A-IV, B-I, C-III, D-II
4. A-III, B-I, C-IV, D-II
Subtopic: VBT, CFT & their Limitations |
62%
Level 2: 60%+
NEET - 2026
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Which one of the following is an ambidentate ligand?
1. Ethylenediaminetetraacetate ion
2. Oxalate
3. Ethane-1,2-diamine
4. Thiocyanate
1. Ethylenediaminetetraacetate ion
2. Oxalate
3. Ethane-1,2-diamine
4. Thiocyanate
Subtopic: Ligands |
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Level 2: 60%+
NEET - 2026
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Match List I with List II:
Choose the correct answer from the options given below:
1. A-III, B-I, C-II, D-IV
2. A-I, B-III, C-II, D-IV
3. A-III, B-I, C-IV, D-II
4. A-II, B-IV, C-III, D-I
| List-I | List-II | ||
| A. | \([{Pt(NH_3)_2Cl_2}]\) | I. | Optical |
| B. | \([Co(en)_3]^{3+}\) | II. | Solvate |
| C. | \([Co(NH_3)_5NO_2]Cl_2\) | III. | Geometrical |
| D. | \([Cr(H_2O)_6]Cl_3\) | IV. | Linkage |
Choose the correct answer from the options given below:
1. A-III, B-I, C-II, D-IV
2. A-I, B-III, C-II, D-IV
3. A-III, B-I, C-IV, D-II
4. A-II, B-IV, C-III, D-I
Subtopic: Isomerism in Coordination Compounds |
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Level 2: 60%+
NEET - 2026
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Out of the following complex compounds, which of the compounds will have the minimum conductance in solution?
| a. | \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right] \mathrm{Cl}_3 \) | b. | \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_5 \mathrm{Cl}\right] \mathrm{Cl} \) |
| c. | \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_3 \mathrm{Cl}_3\right] \) | d. | \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_4 \mathrm{Cl}_2\right]\) |
| 1. | a and b | 2. | a,b, and c |
| 3. | c and d | 4. | b, c, and d |
Subtopic: Introduction, Classification and Nomenclature |
57%
Level 3: 35%-60%
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Haber process | I. | Fe catalyst |
| B. | Wacker oxidation | II. | \(PdCl_2\) |
| C. | Wilkinson catalyst | III. | \([PPh_3)_3 RhCl]\) |
| D. | Ziegler catalyst | IV. | \(TiCl_4~ \text {with}~ Al(CH_3)_3\) |
| 1. | A-I, B-II, C-III, D-IV | 2. | A-I, B-IV, C-III, P-II |
| 3. | A-I, B-II, C-IV, D-III | 4. | A-II, B-III, C-I, D-IV |
Subtopic: Organometallic Complexes & their Uses |
60%
Level 2: 60%+
NEET - 2025
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Which of the following are paramagnetic?
Choose the correct answer from the options given below:
| A. | \(\left[{NiCl}_4\right]^{2-}\) | B. | \(Ni(CO)_4\) |
| C. | \(\left[{Ni}({CN})_4\right]^{2-}\) | D. | \(\left[{Ni}\left({H}_2 {O}\right)_6\right]^{2+}\) |
| E. | \({Ni}\left({PPh}_3\right)_4\) | ||
| 1. | A and D only | 2. | A, D and E only |
| 3. | A and C only | 4. | B and E only |
Subtopic: VBT, CFT & their Limitations |
Level 3: 35%-60%
NEET - 2025
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The correct order of the wavelength of light absorbed by the following complexes is.
Choose the correct answer from the options given below:
| A. | \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+} \) | B. | \(\left[\mathrm{Co}(\mathrm{CN})_6\right]^{3-} \) |
| C. | \(\left[\mathrm{Cu}\left(\mathrm{H}_2 \mathrm{O}\right)_4\right]^{2+} \) | D. | \(\left[\mathrm{Ti}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+}\) |
| 1. | C < D < A < B | 2. | C < A < D < B |
| 3. | B < D < A < C | 4. | B < A < D < C |
Subtopic: VBT, CFT & their Limitations |
52%
Level 3: 35%-60%
NEET - 2025
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Match the complexes from List-I with their corresponding type of isomerism from List-II:
Choose the correct option:
1. A-I, B-III, C-IV, D-II
2. A-I, B-IV, C-III, D-II
3. A-II, B-IV, C-III, D-I
4. A-II, B-III, C-IV, D-I
| List-I (Complex) | List-II (Type of isomerism) |
||
| A. | \(\mathrm{\left[{Co}\left({NH}_3\right)_5\left({NO}_2\right)\right] {Cl}_2}\) | I. | Solvate isomerism |
| B. | \(\mathrm{\left[{Co}\left({NH}_3\right)_5\left({SO}_4\right)\right] {Br}}\) | II. | Linkage isomerism |
| C. | \(\mathrm{\left[{Co}\left({NH}_3\right)_6\right]\left[{Cr}({CN})_6\right]}\) | III. | Ionization isomerism |
| D. | \(\mathrm{\left[{Co}\left({H}_2 {O}\right)_6\right] {Cl}_3}\) | IV. | Coordination isomerism |
1. A-I, B-III, C-IV, D-II
2. A-I, B-IV, C-III, D-II
3. A-II, B-IV, C-III, D-I
4. A-II, B-III, C-IV, D-I
Subtopic: Isomerism in Coordination Compounds |
77%
Level 2: 60%+
NEET - 2024
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Given below are two statements :
In the light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are False.
2. Statement I is True and Statement II is False.
3. Statement I is False but Statement II is True.
4. Both Statement I and Statement II are True.
| Statement I : | Both \(\left[\text{Co}\left(\text{NH}_3\right)_6\right]^{3+}\) and \(\left[\text{CoF}_6\right]^{3-}\) Complexes are octahedral but differ in their magnetic behaviour. |
| Statement II : | \(\left[\text{Co}\left(\text{NH}_3\right)_6\right]^{3+}\) is diamagnetic whereas \(\left[\text{CoF}_6\right]^{3-}\) is paramagnetic. |
1. Both Statement I and Statement II are False.
2. Statement I is True and Statement II is False.
3. Statement I is False but Statement II is True.
4. Both Statement I and Statement II are True.
Subtopic: VBT, CFT & their Limitations |
73%
Level 2: 60%+
NEET - 2024
Hints
Given below are two statements :
In light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are False.
2. Statement I is True but Statement II is False.
3. Statement I is false but Statement II is True.
4. Both Statement I and Statement II are True.
| Statement I: | \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}\) is a homoleptic complex, whereas \([Co(NH_3)_4 Cl_2]^+\) is a heteroleptic complex. |
| Statement II: | Complex \([Co(NH_3)_6]^{3+}\) has only one kind of ligand but \([Co(NH_3)_4 Cl_2]^+\) has more than one kind of ligands. |
1. Both Statement I and Statement II are False.
2. Statement I is True but Statement II is False.
3. Statement I is false but Statement II is True.
4. Both Statement I and Statement II are True.
Subtopic: Introduction, Classification and Nomenclature |
86%
Level 1: 80%+
NEET - 2024
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