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प्रश्न
How is Benzonitrile converted to Benzophenone?
How is benzophenone prepared from benzonitrile?
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उत्तर
Benzonitrile reacts with phenyl magnesium bromide in equimolecular proportion in the presence of dry ether to give an adduct, which on acid hydrolysis gives benzophenone
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संबंधित प्रश्न
Classify the following ligands into monodentate and polydentate —
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- Carbon monoxide
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Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
cis-[CrCl2(en)2]Cl
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Write structures of compounds A, B and C in of the following reactions
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[Cr(NH3)4(H2O)2]Cl3
Write structures of compounds A and B of the following reaction :
A group of atoms can function as a ligand only when:
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The coordination number of the central ion may be obtained from:
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Which of the following is non-ionizable?
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(ii) \[\ce{[Co(NH3)4 Cl2]^{+}}\]
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(iv) \[\ce{[Ni(NH3)4Cl2]}\]
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| A. Chlorophyll | 1. rhodium |
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Ligand
Explain the following, giving two examples:
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Give two examples of didentate ligands.
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