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प्रश्न
Write a short note on the following.
Gomberg reaction
उत्तर
Benzene diazonium chloride reacts with benzene in the presence of sodium hydroxide to give biphenyl. This reaction is known as the Gomberg reaction.
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संबंधित प्रश्न
The conversion of primary aromatic amines into diazonium salts is known as ___________
Write a short note on diazotisation.
Ammonium salt of benzoic acid is heated strongly with P2O5 and the product so formed is reduced and then treated with NaNO2/HCl at low temperature. The final compound formed is ____________.
The major product of the following reaction:
Write a short note on the following.
Coupling reaction
Identify A, B, C and D.
\[\ce{aniline + benzaldehyde -> A ->[Conc. HNO3][B] C + D}\]
Why is \[\ce{NH2}\] group of aniline acetylated before carrying out nitration?
What would be the major product of the following reaction?
\[\ce{C6H5 - CH2 - OC6H5 + HBr -> A + B}\]
Coupling of benzene diazonium chloride with 1-naphthol in alkaline medium will give:
The major product of the following reaction is:
