Q. No.\([\mathrm{Mn}_2(\mathrm{CO})_{10}]\) and \([\mathrm{Co}_2(\mathrm{CO})_8]\) structures have:
A. Metal-Metal linkage
B. Terminal CO groups
C. Bridging CO groups
D. Metal in zero oxidation state
Choose the correct answer from the options given below:
1. Only A, B, C
2. Only B, C, D
3. Only A, C, D
4. Only A, B, D
A. Metal-Metal linkage
B. Terminal CO groups
C. Bridging CO groups
D. Metal in zero oxidation state
Choose the correct answer from the options given below:
1. Only A, B, C
2. Only B, C, D
3. Only A, C, D
4. Only A, B, D
Subtopic: Organometallic Complexes & their Uses |
From NCERT
NEET - 2024
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The most stable compound, among the following, is:
1. [Co(NH3)6]2(SO4)3
2. [Co(NH3)4(H2O)Br](NO3)2
3. [Co(NH3)3(NO3)3]
4. [CoCl2(en)2]NO3
1. [Co(NH3)6]2(SO4)3
2. [Co(NH3)4(H2O)Br](NO3)2
3. [Co(NH3)3(NO3)3]
4. [CoCl2(en)2]NO3
Subtopic: Organometallic Complexes & their Uses |
64%
From NCERT
NEET - 2023
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The number of bridging carbonyl groups in [Co2(CO)8] and [Mn2(CO)10], respectively are:
| 1. | 2 and 0 | 2. | 2 and 2 |
| 3. | 2 and 4 | 4. | 0 and 2 |
Subtopic: Organometallic Complexes & their Uses |
56%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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Select the correct option based on statements below:
| Assertion (A): | The metal carbon bond in metal carbonyls possesses both \(\sigma\) and \(\pi\) character. |
| Reason (R): | The ligand to metal bond is a \(\pi\) bond and metal to ligand bond is a \(\sigma\) bond. |
| 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 |
58%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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Subtopic: Organometallic Complexes & their Uses |
78%
From NCERT
NEET - 2018
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Subtopic: Organometallic Complexes & their Uses |
76%
From NCERT
AIPMT - 2010
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NEET 2025 - Target Batch
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Subtopic: Organometallic Complexes & their Uses |
78%
From NCERT
AIPMT - 2004
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NEET 2025 - Target Batch
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Subtopic: Organometallic Complexes & their Uses |
77%
From NCERT
AIPMT - 2003
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NEET 2025 - Target Batch
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Subtopic: Organometallic Complexes & their Uses |
58%
From NCERT
AIPMT - 2001
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NEET 2025 - Target Batch
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The shape of Fe(CO)5 is:
| 1. | Octahedral | 2. | Square planar |
| 3. | Trigonal bipyramidal | 4. | Square pyramidal |
Subtopic: Organometallic Complexes & their Uses |
72%
From NCERT
AIPMT - 2000
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NEET 2025 - Target Batch
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