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Grignard Reagents

Which of the ...

Question

Which of the following compound should we choose with Aryldiazonium salt to produce Azo dyes?

A

Phenol

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B

Arylamines

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C

Both A and B

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D

Diazonium salt is already coloured

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Solution

The correct option is C Both A and B
Aryldiazonium salt when taken with phenol or arylamines produces azo dyes.

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Q. Which of the following reagents would you choose for producing aryl iodide from a Diazonium salt ?

Q. Treatment of primary amines with nitrous acid gives diazonium ions, which decompose under the diazotization conditions to give a complex mixture of products. Aryldiazonium ions are stable and is a valuable intermediate. They react with activated aromatic compounds to give a coupling product.

Which of the following diazonium ion is the most reactive towards an azo coupling reaction?

Q. Which of the following reagent is used for conversion of Aryldiazonium salt into Benzene and its derivative compounds?

Q. Assertion :A reaction between a diazo salt and an aromatic amine or a phenol, giving an amino-azo or hydroxy-azo compound is called coupling reaction. Because Reason: Condensation of diazonium with phenol is carried out in weakly acidic medium.

Assertion (A): Both aromatic and aliphatic primary amines produce stable diazonium salts on diazotization

Reason (R): Aromatic diazonium salt exhibit resonance

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