Do You Know Amines?

15 Questions | By Jagranjosh | Updated: Mar 19, 2022 | Attempts: 758

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Amines are derivatives of ammonia in which one or more hydrogen atoms have been replaced by a substituent. How much do you know this part of Chemistry? Take up the quiz below and find out more.

Questions and Answers

1.

An organic compound ‘A’ on treatment with NH₃ gives ‘B’ which on heating gives ‘C’, ‘C’ when treated with Br₂ in the presence of KOH produces ethylamine. Compound ‘A’ is:
- A.
- B.
- C.
- D.
2.

Which of the following amines cannot be prepared by Gabriel’s synthesis:
- A.
  
  Butylamine
- B.
  
  Isopropylamine
- C.
  
  2-phenylethylamine
- D.
  
  N-Methylbenzylamine
3.

Acetamide is treated with the following reagents separately. Which one of these yield methylamine?
- A.
  
  PCl₅
- B.
  
  NaOH–Br₂
- C.
  
  Sodalime
- D.
  
  Hot. Conc. H₂SO₄
4.

An organic compound (C₃H₉N) (A) when treated with nitrous acid, gave an alcohol and N₂ gas was evolved. (A) on warming with CHCl₃ and caustic potash gave (C) which on reduction gave isopropylmethylamine. Predict the structure of (A):
- A.
- B.
- C.
- D.
5.

Which of the following compounds is most basic?
- A.
- B.
- C.
- D.
6.

Basicity of CH₃CH₂NH₂ (I), CH₃CONH₂ (II) and C₆H₅CONH₂ (III) follows the order:
- A.
  
  I > II > III
- B.
  
  I > III > II
- C.
  
  II > III > I
- D.
  
  III > II > I
7.

Predict the product:
- A.
- B.
- C.
- D.
8.

Which among the following amines can be directly oxidized to the corresponding nitro compound by potassium permanganate?
- A.
- B.
- C.
- D.
9.

The optically active compound (X) (X) on treatment with NaNO₂/HCl gives:
- A.
  
  1° alcohol with retention of configuration
- B.
  
  2° alcohol with inversion of configuration
- C.
  
  Racemic mixture of 2° alcohols
- D.
  
  Racemic mixture of 1° alcohols
10.

Which of the following compounds will dissolve in an alkali solution after it undergoes reaction with Hinsberg’s reagent?
- A.
- B.
- C.
- D.
11.

Which of the following exists as zwitterions?
- A.
  
  P-aminophenol
- B.
  
  Salicylic acid
- C.
  
  Sulphanilic acid
- D.
  
  Ethanolamine
12.

Which of the following is not the correct reaction of aryldiazonium salts?
- A.
- B.
- C.
- D.
13.

In the diazotization of arylamine, the use of nitrous acid is:It suppresses hydrolysis of phenol
- A.
  
  It suppresses hydrolysis of phenol
- B.
  
  It is a source of electrophilic nitrosonium ion
- C.
  
  It neutralises the base liberated
- D.
  
  All of the above
14.

Aniline is treated with bromine water and the resulting product is treated with an aqueous solution of sodium nitrite in presence of dilute HCl. The compound so formed is converted into tetrafluoroborate which is subsequently heated dry. The final product is
- A.
  
  P-Bromofluorobenzene
- B.
  
  P-Bromoaniline
- C.
  
  2, 4, 6-Tribromofluorobenzene
- D.
  
  1, 3, 5-Tribromobenzene
15.

Aniline in a set of the following reactions yielded a coloured product Y. The structure of Y would be
- A.
- B.
- C.
- D.

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