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Diazonium salts are primarily used for the preparation of _______ substituted aromatic compounds.
  • a)
    alkyl
  • b)
    halogen
  • c)
    amino
  • d)
    COOH
Correct answer is option 'B'. Can you explain this answer?
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Diazonium salts are primarily used for the preparation of _______ subs...
Diazonium salts are important intermediates for the introduction of -F, -Cl, -Br, -I, etc. groups into an aromatic ring. Certain compounds like aryl fluorides and aryl iodides cannot be prepared by direct halogenation and are prepared from diazonium salts.
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Diazonium salts are primarily used for the preparation of _______ subs...
Diazonium salts are primarily used for the preparation of halogen-substituted aromatic compounds. Diazonium salts are a class of organic compounds that contain a positively charged diazonium group (N2+) attached to an aromatic ring. These salts are highly reactive and can undergo various chemical reactions to modify the aromatic ring.

Diazonium salts can be prepared by the reaction of primary aromatic amines with nitrous acid. This reaction is known as diazotization and involves the conversion of the amino group (-NH2) into a diazonium group (-N2+). The diazonium salt formed can then be used for further reactions.

The most common reaction involving diazonium salts is the Sandmeyer reaction. In this reaction, the diazonium salt is reacted with a copper(I) halide (CuX) to substitute the diazonium group with a halogen atom (X). For example, when a diazonium salt is treated with copper(I) chloride (CuCl), the diazonium group is replaced by a chlorine atom, resulting in the formation of a chloro-substituted aromatic compound.

Another reaction that can be carried out using diazonium salts is the Gattermann reaction. In this reaction, the diazonium salt is treated with hydrogen cyanide (HCN) and a catalyst such as copper(I) chloride (CuCl) to substitute the diazonium group with a cyano group (-CN). This results in the formation of a cyanide-substituted aromatic compound.

Diazonium salts can also undergo other reactions such as coupling reactions, where they react with aromatic compounds or phenols to form azo compounds or phenol ethers, respectively. These reactions allow for the introduction of various functional groups onto the aromatic ring.

In summary, diazonium salts are primarily used for the preparation of halogen-substituted aromatic compounds. They can undergo reactions such as the Sandmeyer reaction and the Gattermann reaction to substitute the diazonium group with halogens or other functional groups. These reactions allow for the synthesis of a wide range of substituted aromatic compounds with different properties and applications.
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Diazonium salts are primarily used for the preparation of _______ substituted aromatic compounds.a)alkylb)halogenc)aminod)COOHCorrect answer is option 'B'. Can you explain this answer?
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