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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

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

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प्रश्न

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

एका वाक्यात उत्तर

उत्तर

The process of breaking C-X bond by ammonia in preparation of amines is known as ammonolysis.

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पाठ 13: Amines - Very Short Answer Questions

संबंधित प्रश्‍न

How is ethyl amine prepared from methyl iodide?


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


Identify the compounds 'A' and 'B' in the following equation:


How do you convert the following: Ethanenitrile to ethanamine


Accomplish the following conversions: Benzyl chloride to 2-phenylethanamine


Accomplish the following conversions: Benzamide to toluene


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


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


Write the reactions of aromatic with nitrous acid.


Write the reactions of aliphatic primary amines with nitrous acid.


Give plausible explanation for each of the following :

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


Explain the mechanism of action of hydroiodic acid on 3-methylbutan-2-ol.


Mention 'two' uses of propan-2-one.


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


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


Answer in one sentence.

Which amide does produce ethanamine by Hofmann bromamide degradation reaction?


Answer the following

Write a reaction to convert acetic acid into methylamine.


Mendius reaction is used to convert _____________


Write the order of reactivity of alkyl halides with ammonia.


Why cannot aniline be prepared by Gabriel phthalimide synthesis?


Identify compound 'B' in following series of reactions?

\[\ce{Acetonitrile ->[Na/alcohol] A ->[NaNO2/dil.HCI] B}\]


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


Identify the product obtained when benzyl chloride undergoes ammonolysis in presence of excess ammonia followed by the reaction with two moles of methyl iodide.


Identify the major product (B).


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


Which of the following reactions is appropriate for converting benzamide to aniline?


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


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


Which of the following reagents is used in Hofmann's elimination reaction of amines?


Which of the following reactions does NOT yield an amine?


Quaternary ammonium salt is formed:


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


Hoffmann Bromamide Degradation reaction is shown by ______.


Which of the following compounds is the weakest Brönsted base?


How will you carry out the following conversion?


How will you carry out the following conversions?


Assertion: Hoffmann’s bromamide reaction is given by primary amines.

Reason: Primary amines are more basic than secondary amines.


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


The compound X is which of the following?

\[\ce{CH3CN ->[Na + C2H5OH] x}\]


Which of the following reaction DOES NOT involve Hoffmann bromamide degradation?


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


  1. Phenyl methenamine
  2. N, N - Dimethylaniline
  3. N - Methyl aniline
  4. Benzenamine

Choose the correct order of the basic nature of the above amines.


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


Identify the product ‘C’ in the following reaction.

\[\ce{Aniline ->[(CH3CH)2O][Pyridine] A ->[Br2][CH3COOH] B ->[H^+ or OH^-] C}\]


Amides can be converted into amines by the reaction named ______.


Write a short note on the following:

Ammonolysis


Write short note on the following:

Ammonolysis


Write short note on the following.

Ammonolysis.


Assertion: Amimonolysis of alkyl halides involves the reaction between alkyl halides and alcoholic ammonia.

Reason: Ammonolysis of alkyl halides produces secondary amines only.


Write a short note on the following:

Ammonolysis.


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