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Q. No.Which of the following complexes is not expected to exhibit isomerism?
1.
[Ni(NH3)4(H2O)2]2+
2.
[Ni(NH3)2Cl2]
3.
[Pt(NH3)2Cl2]
4.
[Ni(en)3]2+
Subtopic: Isomerism in Coordination Compounds |
Level 3: 35%-60%
JEE
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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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IUPAC name of is:
1. hydrogen hexachloroplatinate (IV)
2. dihydrogen hexachloroplatinate (IV)
3. hydrogen hexachloroplatinic (IV) acid
4. hexachloroplatinic (IV) acid
Subtopic: Introduction, Classification and Nomenclature |
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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Given below are two statements:
| Assertion (A): | and are reducing in nature. |
| Reason (R): | Unpaired electrons are present in their d-orbitals. |
| 1. | Both (A) and (R) are True, and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True, and (R) is not the correct explanation of (A). |
| 3. | (A) is True, but the (R) is False. |
| 4. | (A) is False, but (R) is True. |
Subtopic: VBT, CFT & their Limitations |
Level 3: 35%-60%
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Match the complex ions give in Column I with the colours given in column II and assign the correct code.
|
Column I (Complex ion) |
Column II (Colour) |
|
A. |
1. Violet |
|
B. |
2. Green |
|
C. |
3. Pale blue |
|
D. |
4. Yellowish orange |
Codes:
| Options: | A | B | C | D |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 1 | 5 | 2 |
| 3. | 5 | 4 | 3 | 2 |
| 4. | 4 | 3 | 2 | 1 |
Subtopic: VBT, CFT & their Limitations |
Level 3: 35%-60%
Hints
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)
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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