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

Give the structure of A, B and C in the following reaction: {C6H5N2Cl ->[CuCN] A ->[H2O/H+] B ->[NH3][\Delta] C

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प्रश्न

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

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

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उत्तर

\[\ce{\underset{chloride}{\underset{Benzenediazonium}{C6H5N2Cl}} ->[CuCN] \underset{(A)}{\underset{Cyanobenzene}{C6H5CN}} ->[H2O/H+] \underset{(B)}{\underset{Benzoic acid}{C6H5COOH}} ->[NH3][\Delta] \underset{(C)}{\underset{Benzamide}{C6H5CONH2}}}\]

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अध्याय 9: Amines - Exercises [पृष्ठ २७९]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
अध्याय 9 Amines
Exercises | Q 9.9 (ii) | पृष्ठ २७९

संबंधित प्रश्न

How are propan-1-amine and propan-2-amine prepared from oxime?


Write a short note on the following:

Hoffmann’s bromamide reaction


Accomplish the following conversion:

Benzyl chloride to 2-phenylethanamine


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

\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2 + HCl][273 K] B ->[H2O/H+][\Delta] C}\]


 Write structures of compounds A and B in each of the following reactions:


Answer the following

Write a reaction to convert acetic acid into methylamine.


Name the process of breaking C-X bond by ammonia in preparation of amines.


Alkyl cyanides on reduction by sodium and ethanol give primary amines. This reaction is called as ____________.


Which of the following amines exhibits maximum degree of intermolecular hydrogen bonding?


What product is formed when \[\ce{R - C ≡ N}\] is hydrolysed?


Identify the product obtained when benzamide is treated with bromine and aqueous sodium hydroxide?


Identify 'A' and 'B' in the following conversions.

\[\ce{CH3 - I ->[Alc. KCN][\Delta] A ->[Na/C2H5OH] B}\]


Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant?


The reagents that can be used to convert benzenediazonium chloride to benzene are:

(i) \[\ce{SnCl2/HCl}\]

(ii) \[\ce{CH3CH2OH}\]

(iii) \[\ce{H3PO2}\]

(iv) \[\ce{LiAlH4}\]


Identify A and B in the following reaction.


Reduction of nitro alkanes yields which compound?


In the given reaction what is the X?

\[\begin{array}{cc}
\ce{O}\phantom{.......................}\\
||\phantom{.......................}\\
\phantom{}\ce{R - C - OH <-[H3O] Χ ->[H] RCH2NH2}
\end{array}\]


Which of the following compound is expected to be most basic?


Which of the following would not be a good choice for reducing nitrobenzene to aniline?


Write a short note on Ammonolysis.


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