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Which of the following reactions belong to electrophilic aromatic substitution?
1. Bromination of acetanilide
2. Coupling reaction of aryldiazonium salts
3. Diazotisation of aniline
4. Acylation of aniline
Choose the correct option
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
1. | \(\mathrm{Br}_2 \mid \mathrm{FeBr}_3, \mathrm{H}_2 \mathrm{O}(\Delta), \mathrm{NaOH}\) |
2. | \(\mathrm{H}_2 \mathrm{SO}_4, \mathrm{Ac}_2 \mathrm{O}, \mathrm{Br}_2, \mathrm{H}_2 \mathrm{O}(\Delta), \mathrm{NaOH}\) |
3. | \(\mathrm{Ac}_2 \mathrm{O}, \mathrm{Br}_2, \mathrm{H}_2 \mathrm{O}(\Delta), \mathrm{NaOH}\) |
4. | \(\mathrm{Ac}_2 \mathrm{O}, \mathrm{H}_2 \mathrm{SO}_4, \mathrm{Br}_2, \mathrm{NaOH}\) |
Assertion (A): | Anilinium chloride is more acidic than ammonium chloride. |
Reason (R): | The anilinium ion is resonance-stabilised. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True statement but (R) is False. |
4. | Both (A) and (R) are False statements. |