English

Write the order of reactivity of alkyl halides with ammonia. - Chemistry

Advertisements
Advertisements

Question

Write the order of reactivity of alkyl halides with ammonia.

One Line Answer

Solution

The order of reactivity of alkyl halides with ammonia is, R–I > R–Br > R–Cl.

shaalaa.com
  Is there an error in this question or solution?
Chapter 13: Amines - Very Short Answer Questions

APPEARS IN

SCERT Maharashtra Chemistry [English] 12 Standard HSC
Chapter 13 Amines
Very Short Answer Questions | Q 7

RELATED QUESTIONS

Write a short note on Hoffmann bromamide degradation.


Write the chemical equation involved in the following reaction:

Hoffmann-bromamide degradation reaction


An aromatic compound 'A' of molecular formula C7H7ON undergoes a series of reactions as shown below. Write the structures of A, B, C, D and E in the following reactions :


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


Accomplish the following conversions Nitrobenzene to benzoic acid


Accomplish the following conversions: Benzyl chloride to 2-phenylethanamine


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


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


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


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


Choose the most correct option.

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


Answer the following

Identify A and B in the following reactions.

\[\ce{C6H5CH2Br->[alco.][KCN]A ->[Na/ethanol]B.}\]


Answer the following

Write a reaction to convert acetic acid into methylamine.


Answer the following

Explain the ammonolysis of alkyl halides.


Write reactions to prepare ethanamine from Acetonitrile.


Write reactions to bring about the following conversions.

Acetamide to methylamine


Identify compound 'B' in following series of reactions?

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


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).


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


\[\ce{CH3-CN ->[Na/C2H5OH]}\]

The product formed is ____________.


Which of the following amines forms a clear solution when treated with benzene sulphonyl chloride and excess of potassium hydroxide?


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

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


In aqueous phase the order of basic strength of alkylamine is ______.


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


Identify product B in the following reaction.

\[\ce{Aniline ->[NaNO2][HCl] A ->[KI] B}\]


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


For producing amines, the reaction of nitro compounds with iron scrap is preferred because:


Amongst the following, the strongest base in aqueous medium is ______.


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?


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


The best reagent for converting, 2-phenylpropanamide into 1- phenylethanamine is ______.


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


Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain 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) \[\ce{LiAlH4}\]


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


Suggest a route by which the following conversion can be accomplished.


How will you carry out the following conversion?


How will you carry out the following conversions?


Describe Gabriel's phthalimide synthesis. (Give reaction)


Account for the following:

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


The compound X is which of the following?

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


Ethylamine can be prepared by the action of bromine and caustic potash on which compound?


Acetamide and ethyl amide can be distinguished by reacting with.


C6H5CONHCH3 can be converted into C6H5CH2NHCH3 by:-


A compound 'A' on reduction with iron scrap and hydrochloric acid gives compound 'B' with molecular formula C6H7N. Compound 'B' on reaction with CHCl3 and alcoholic KOH produces an obnoxious smell of carbylamine due to the formation of 'C'. Identify 'A', 'B' and 'C' and write the chemical reactions involved.


Give reasons for the following:

Ammonolysis of alkyl halides is not a good method to prepare pure primary amines.


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


The amine 'A' when treated with nitrous acid gives yellow oily substance. The amine A is ______.


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


Write a short note on Ammonolysis.


Write short notes on the following:

Ammonolysis 


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×