In the chemical reactions,

the compounds 'A' and 'B', respectively, are:
1. Nitrobenzene and chlorobenzene
2. Nitrobenzene and fluorobenzene
3. Phenol and benzene
4. Benzene diazonium chloride and fluorobenzene
The product (A) in the below-mentioned
reaction is:

| 1. | ![]() |
| 2. | ![]() |
| 3. | ![]() |
| 4. | ![]() |
The structure of C in the below-mentioned reaction is:

| 1. | ![]() |
| 2. | ![]() |
| 3. | ![]() |
| 4. | ![]() |
The most stable diazonium salt among the following is:
1. \(CH_{3}N_{2}^{+}X^{-}\)
2. \(C_{6}H_{5}N_{2}^{+}X^{-}\)
3. \(CH_{3}CH_{2}N_{2}^{+}X^{-}\)
4. \(C_{6}H_{5}CH_{2}N_{2}^{+}X^{-}\)
Aniline undergoes the following reaction sequence to yield product D:

What is the formula of the product D?
1.
2.
3.
4.
Match the reactions given in Column-I with the statements given in Column-II.
| Column-I | Column-II | ||
| A. | Ammonolysis | (i) | Amine with a lesser number of carbon atoms |
| B. | Gabriel phthalimide synthesis | (ii) | Detection test for primary amines. |
| C. | Hofmann bromamide reaction | (iii) | Reaction of phthalimide with KOH and R—X |
| D. | Carbylamine reaction | (iv) | Reaction of alkyl halides with NH3 |
Codes:
| A | B | C | D | |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (iii) | (i) | (iv) | (ii) |
| 3. | (i) | (iv) | (iii) | (ii) |
| 4. | (iv) | (iii) | (i) | (ii) |