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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What is the product when CX6HX5CHX2NHX2 reacts with HNOX2?

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प्रश्न

What is the product when \[\ce{C6H5CH2NH2}\] reacts with \[\ce{HNO2}\]?

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उत्तर

When Benzyl amine is treated with nitrous acid, firstly BDC is formed which is unstable and decomposes to Benzyl alcohol.

\[\ce{\underset{Benzyl amine}{C6H5CH2NH2} + HONO ->[HCl] C6\underset{Benzyl alcohol}{H5CH2OH} + N2 + H2O}\]

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पाठ 13: Amines - Multiple Choice Questions (Type - I) [पृष्ठ १८८]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 13 Amines
Multiple Choice Questions (Type - I) | Q 40 | पृष्ठ १८८

संबंधित प्रश्‍न

Give the structures of A, B and C in the following reactions :


Write a short note on the following:

Hoffmann’s bromamide reaction


Accomplish the following conversion:

Nitrobenzene to benzoic acid


Accomplish the following conversion:

Benzamide to toluene


Give the structure of A, B and C in the following reaction:

\[\ce{C6H5N2Cl ->[CuCN] A ->[H2O/H+] B ->[NH3][\Delta] C}\]


Give the structure of A, B and C in the following reaction:

\[\ce{CH3CH2Br ->[KCN] A ->[LiAlH4] B ->[HNO2][0^\circ C] C}\]


Why cannot aromatic primary amines be prepared by Gabriel phthalimide synthesis?


Write the reaction of aromatic primary amine with nitrous acid.


Which of the following amines cannot be prepared by Gabriel phthalimide synthesis?


Which of the following compounds is obtained when quaternary ammonium hydroxide is strongly heated?


Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds:


Which of the following compounds is the weakest Brönsted base?


Which of the following reactions are correct?

(i)

(ii)

(iii)

(iv)


How will you carry out the following conversion?


Assertion: Only a small amount of \[\ce{HCl}\] is required in the reduction of nitro compounds with iron scrap and \[\ce{HCl}\] in the presence of steam.

Reason: \[\ce{FeCl2}\] formed gets hydrolysed to release \[\ce{HCl}\] during the reaction.


A primary amine is formed by an amide on treatment with bromine and alkali. The primary amine has


Identify A and B in the following reaction.

\[\ce{C6H5CH2Br ->[Alco.][KCN] A ->[Na/Ethanol][reduction] B}\]


Write a short note on the following:

Ammonolysis


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