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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

Write a short note on Hoffmann bromamide degradation.


Give a plausible explanation for the following:

Why are amines less acidic than alcohols of comparable molecular masses?


Choose the most correct option.

Which of the following compounds will dissolve in aqueous NaOH after undergoing reaction with Hinsberg reagent?


Answer in one sentence.

Predict the product of the following reaction.

\[\ce{Nitrobenzene ->[Sn/conc.HCl]?}\]


Explain Hoffmann’s exhaustive alkylation with suitable reactions.


Acetamide on reduction using Na/C2H5OH gives ____________.


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


The source of nitrogen in Gabriel synthesis of amines is ______.


Among the following amines, the strongest Brönsted base is:


Identify A and B in the following reaction.


How will you bring out the following conversion?


How will you carry out the following conversion?


Match the reactions given in Column I with the statements given in Column II.

  Column I   Column II
(i) Ammonolysis (a) Amine with lesser number of carbon atoms
(ii) Gabriel phthalimide synthesis (b) Detection test for primary amines.
(iii) Hoffmann Bromamide reaction (c) Reaction of phthalimide with \[\ce{KOH}\] and \[\ce{R-X}\]
(iv) Carbylamine reaction (d) Reaction of alkylhalides with \[\ce{NH3}\]

Account for the following:

Aniline cannot be prepared by the ammonolysis of chlorobenzene under normal conditions.


Methyl amine on reaction with chloroform in the presence of NaOH gives ______.


What is the IUPAC name of \[\ce{(CH3)2 - N - CH3}\]?


Identify the compo ds A and B in the following reactions:

\[\ce{A ->[Nitrating mixture] B ->[(i) Sn/cone. HCI][(ii) NaOH] Aniline}\]


Write a short note on the following:

Ammonolysis


Write the name of reduction product formed when ethyl cyanide is treated with sodium and alcohol.


Write short note on the following:

Ammonolysis


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