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Why is it difficult to prepare pure amin...

Why is it difficult to prepare pure amines by ammonolysis of alkyl halides?

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Explain the following: (i) Tertiary amines do not undergo acylation. (ii) CH_(3)NH_(2) is stronger base than ammonia. (iii) It is difficult to prepare pure amines by ammonolysis of alkyl halides.

(A) Ammonolysis of alkyl halides is not a suitable method for the preparation of pure primary amines. (R) Ammonolysis of alkyl halides yields mainly secondary amines.

Preparation of alkyl halides-2

Preparation of alkyl halides-1

methods of preparation of alkyl halides

Naming OF amines || Classification OF amines || Basicity OF Amines ||Method OF Preparation OF amines by Ammonolysis OF Alkyl Halide

PRADEEP-ORGANIC COMPOUNDS CONTAINING NITROGEN-ADDITIONAL QUESTIONS (SHORT ANSWER QUESTIONS)
  1. Write balanced chemical equation for the preparation of methylamine fr...

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  2. Write the IUPAC name of diethylamine. How will you obtain it from nitr...

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  3. Why is it difficult to prepare pure amines by ammonolysis of alkyl hal...

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  4. Give explanation for each of the following : (i) Why are amines les...

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  5. Methyl or ethylamine is soluble in water but aniline is insoluble. Exp...

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  6. Account for the following: (i) Secondary amines are more basic than ...

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  7. Why are aromatic amines weaker bases than aliphatic amines? Or pK(b) o...

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  8. Explain K(b) order : Et(2)NH gt Et(3)N gt EtNH(2) in aqueous solution.

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  9. Explain the observed K(b) order: Me(2)NH gt MeNH(2)gt MeN

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  10. In the following cases rearrange the compounds as directed: (i) In a...

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  11. Justify the order of basicity of EtNH(2),Et(2)NH and Et(3)N.

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  12. What is the decreasing order of basicity of 1^(@)2^(@) and 3^(@) ethy1...

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  13. Why is ethylamine more basic than aniline? Explain.

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  14. Give reason: Aniline is a weaker base than cyclohexylamine.

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  15. Explain why aromatic amines are less basic than ammonia and aliphatic ...

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  16. Aniline is less/more basic than ethylamine.

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  17. Explain the following (i) A little acid is always added in the prep...

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  18. What is quaternary ammoniu salt? What happens when triethylamine is he...

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  19. Show the mechanism of acylation of ethanamine and write the IUPAC name...

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  20. Tertiary amines do not undergo acylation. Explain.

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