Q. No.[Cr(NH3)6]3+ is paramagnetic ,while is diamagnetic because:
| 1. | Electrons in the 3d orbitals remain unpaired in |
| 2. | Electrons in the 3d orbitals remain unpaired in [Cr(NH3)6]3+ |
| 3. | Electrons in the 3p orbitals remain unpaired in [Cr(NH3)6]3+ |
| 4. | Electrons in the 3p orbitals remain unpaired in |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct electronic configuration of the central atom in based on crystal field theory is:
| 1. | \(e^4 ~t_{2 g}^2 \) | 2. | \(t_{2 g}^4 ~e_g^2 \) |
| 3. | \(t_{2 g}^6 ~e_g^0 \) | 4. | \(e^3 ~t^3_{2g}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich among the following is a diamagnetic complex?
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct splitting diagram of d orbitals in an octahedral crystal field is:
| 1. |  |
2. |  |
| 3. |  |
4. | None of these. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn example of a sigma bonded organometallic compound is:
1. Ruthenocene
2. Grignard's reagent
3. Ferrocene
4. Cobaltocene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOf the following complex ions, the diamagnetic complex is:
1. [Ni(CN)4]2-
2. [CuCl4]2-
3. [CoF6]3-
4. [NiCl4]2-
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe hybridisation of [FeF6]3- is:
| 1. | sp3d2 | 2. | d2sp3 |
| 3. | dsp3 | 4. | sp3 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe electronic configuration that represents the maximum magnetic moment is:
1.
2.
3.
4. (high spin)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe low spin complex among the following is:
| 1. | \(\mathrm{Fe}(\mathrm{CN})_6^{3-} \) | 2. | \(\mathrm{Co}\left(\mathrm{NO}_2\right)_6^{3-} \) |
| 3. | \(\mathrm{Mn}(\mathrm{CN})_6^{3-} \) | 4. | All of the above |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe hybridisation of Ni in the complex [Ni(CN)4]2- is:
(Atomic number of Ni = 28)
1. dsp2
2. sp3
3. d2sp2
4. d2sp3
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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