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

Give the structures of A, B and C in the following reaction: {CH3COOH ->[NH3][\Delta] A ->[NaOBr] B ->[NaNO2/HCl] C}

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प्रश्न

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

\[\ce{CH3COOH ->[NH3][\Delta] A ->[NaOBr] B ->[NaNO2/HCl] C}\]

रासायनिक समीकरणे/रचना
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उत्तर

\[\ce{\underset{Ethanoic acid}{CH3COOH} ->[NH3][\Delta] \underset{(A)}{\underset{Ethanamide}{CH3CONH2}} ->[NaOBr] \underset{(B)}{\underset{Methanamine}{CH3NH2}} ->[NaNO2/HCl] \underset{(C)}{\underset{Methanol}{CH3OH}}}\]

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पाठ 9: Amines - Exercises [पृष्ठ २७९]

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

संबंधित प्रश्‍न

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

\[\ce{CH3CH2I ->[NaCN] A ->[OH-][Partial hydrolysis] B ->[NaOH + Br2] C}\]


Give a plausible explanation for the following:

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


Arrange the following in the increasing order of their pKb values:

C6H5NH2, C2H5NH2, C6H5NHCH3


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


Account for the following:
Gabriel phthalimide synthesis is not preferred for preparing aromatic primary amines.


Which nitrogen containing compound amongst the following would undergo Mendius reduction to furnish primary amine \[\ce{(R - NH2)}\]?


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

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


Benzylamine may be alkylated as shown in the following equation:

\[\ce{C6H5CH2NH2 + R - X -> C6H5CH2NHR}\]

Which of the following alkylhalides is best suited for this reaction through SN1 mechanism?


In order to prepare a 1° amine from an alkyl halide with simultaneous addition of one \[\ce{CH2}\] group in the carbon chain, the reagent used as source of nitrogen is ______.


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


Reduction of aromatic nitro compounds using \[\ce{Fe}\] and \[\ce{HCl}\] gives ______.


Among the following amines, the strongest Brönsted base is:


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.


How will you carry out the following conversions?


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

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


Write short note on the following:

Ammonolysis


Write short note on the following.

Ammonolysis.


Write short notes on the following:

Ammonolysis 


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