33
MCQ (Multiple Correct Answer)
Arenium ion involved in the bromination of aniline is ............. .
A
B
C
D
34
MCQ (Multiple Correct Answer)
Which of the following amines can be prepared by Gabriel synthesis?
A
Isobutyl amine
B
2-phenylethylamine
C
N -methylbenzylamine
D
Aniline
35
MCQ (Multiple Correct Answer)
Which of the following reactions are correct?
A
B
C
D
36
MCQ (Multiple Correct Answer)
Under which of the following reaction conditions, aniline gives p-nitro derivative as the major product?
A
Acetyl chloride/pyridine followed by reaction with conc. $\mathrm{H}_2 \mathrm{SO}_4+$ conc. $\mathrm{HNO}_3$
B
Acetic anhydride/pyridine followed by conc. $\mathrm{H}_2 \mathrm{SO}_4+$ conc. $\mathrm{HNO}_3$
C
Dil. HCl followed by reaction with conc. $\mathrm{H}_2 \mathrm{SO}_4+$ conc. $\mathrm{HNO}_3$
D
Reaction with conc. $\mathrm{HNO}_3+$ conc. $\mathrm{H}_2 \mathrm{SO}_4$
37
MCQ (Multiple Correct Answer)
Which of the following reactions belong to electrophilic aromatic substitution?
A
Bromination of acetanilide
B
Coupling reaction of aryldiazonium salts
C
Diazotisation of aniline
D
Acylation of aniline