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Q. No.Which of the following compounds can show geometrical isomerism?
1. \([Pt(NH_3)_2 Cl_2]\)
2. \([Zn(NH_3)_2 Cl_2]\)
3. \([Pt(NH_3)_3 Cl]\)
4. Both (1) and (2)
Subtopic: Isomerism in Coordination Compounds |
Level 4: Below 35%
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What is the incorrect match among the following?
| 1. | Na2EDTA | : | Estimation of hardness of water |
| 2. | DMG(dimethylglyoxime) | : | Analysis of Ni2+ (aq) |
| 3. | [RhCl(PPh3)5] | : | Wilkinson's catalyst |
| 4. | EDTA | : | Used for the treatment of lead poisoning |
Subtopic: Organometallic Complexes & their Uses |
Level 3: 35%-60%
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| Assertion (A): | Hydrazine is a neutral ligand. |
| Reason (R): | It has two N as donor atoms and behaves as a chelating ligand. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Ligands |
Level 3: 35%-60%
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Given below are two statements:
| Assertion (A): | \(CO\) is referred as \(\pi\) acid ligands. |
| Reason (R): | In \(CO\), vacant \(π^{*} \)type orbitals are present. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Organometallic Complexes & their Uses |
Level 4: Below 35%
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Which complex, among the following, has the highest value of crystal field splitting energy?
1. \([Co(CN)_6]^{3-}\)
2. \([Cu(NH_3)_4]^{2+}\)
3. \([Co(H_2O)_6]^{2+}\)
4. \([Ti(H_2O)_6]^{3+}\)
1. \([Co(CN)_6]^{3-}\)
2. \([Cu(NH_3)_4]^{2+}\)
3. \([Co(H_2O)_6]^{2+}\)
4. \([Ti(H_2O)_6]^{3+}\)
Subtopic: VBT, CFT & their Limitations |
Level 4: Below 35%
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The correct pair of orbitals involved in \(\pi\)-bonding between metal and CO in metal carbonyl complexed is:
1. Metal dxy and carbonyl \(\pi_x^{*}\)
2. Metal dxy and carbonyl \(\pi_x\)
3. Metal dx2-y2 and carbonyl \(\pi_x^{*}\)
4. Metal dx2-y2 and carbonyl \(\pi_x\)
1. Metal dxy and carbonyl \(\pi_x^{*}\)
2. Metal dxy and carbonyl \(\pi_x\)
3. Metal dx2-y2 and carbonyl \(\pi_x^{*}\)
4. Metal dx2-y2 and carbonyl \(\pi_x\)
Subtopic: Organometallic Complexes & their Uses |
73%
Level 2: 60%+
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Consider the following statements
Correct statements are:
1. (a) and (b) only
2. (b) and (c) only
3. (a) and (c) only
4. (a), (b), and (c)
| (a) | Cr(CO)6 is an organometallic compound. |
| (b) | Wilkinson's catalyst is used for the hydrogenation of alkenes and it is a ruthenium complex. |
| (c) | In black and white photography, hypo solution is used to dissolve the undecomposed AgBr. |
1. (a) and (b) only
2. (b) and (c) only
3. (a) and (c) only
4. (a), (b), and (c)
Subtopic: Organometallic Complexes & their Uses |
Level 3: 35%-60%
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In which of the following complexes, the central atom has \(sp^3\) hybridisation?
1. \([PtCl_4]^{2-}\)
2. \([Ni(CN)_4]^{2-}\)
3. \([Cu(NH_3)_4]^{2+}\)
4. None of the above.
1. \([PtCl_4]^{2-}\)
2. \([Ni(CN)_4]^{2-}\)
3. \([Cu(NH_3)_4]^{2+}\)
4. None of the above.
Subtopic: VBT, CFT & their Limitations |
Level 3: 35%-60%
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The IUPAC name of [Pt(NH3)2Cl2] [PtBr4] is:
| 1. | Diamminedichloridoplatium (II) tetrabromidoplatinate (IV) |
| 2. | Diamminedichloridoplatinum (III) tetrabromidoplatinate (III) |
| 3. | Diamminedichloridoplatinum (IV) tetrabromidoplatinate (II) |
| 4. | Diamminedichloridoplatinum (IV) tetrabromidoplatinum (II) |
Subtopic: Introduction, Classification and Nomenclature |
Level 3: 35%-60%
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A pink-colored cobalt complex, denoted as (X), exists in aqueous solution. Upon reacting with concentrated HCl, it forms a deep blue-colored complex (Y). What are the identities of (X) and (Y), and what is the geometry of complex (Y), denoted as (Z)?
1. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{CoCl}_6\right]^{3-}, \text {Octahedral} \)
2. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},\left[\mathrm{CoCl}_4\right]^{2-}, \text {Tetrahedral} \)
3. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{CoCl}_4\right]^{2-}, \text {Tetrahedral } \)
4. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},\left[\mathrm{CoCl}_6\right]^{3-}, \text {Octahedral} \)
1. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{CoCl}_6\right]^{3-}, \text {Octahedral} \)
2. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},\left[\mathrm{CoCl}_4\right]^{2-}, \text {Tetrahedral} \)
3. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{CoCl}_4\right]^{2-}, \text {Tetrahedral } \)
4. \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},\left[\mathrm{CoCl}_6\right]^{3-}, \text {Octahedral} \)
Subtopic: VBT, CFT & their Limitations |
Level 4: Below 35%
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