62
Subjective
How will you bring out the following conversion?
Explanation
Complete conversion of above reaction can be shown as
63
Subjective
How will you carry out the following conversion?
Explanation
Conversion of benzene to p-nitroaniline can be done as
64
Subjective
How will you carry out the following conversion?
Explanation
Conversion of aniline to m-bromo nitrobenzene can be completed as
65
Subjective
How will you carry out the following conversions?
Explanation
(i) Conversion of aniline to 3, 5-dibromonitrobenzene can be completed as
(ii) Conversion (A) given below is same as in part (i) given above after that reaction (B) can be carried out.
66
Subjective
Match the reactions given in Column I with the statements given in Column II.
| Column I | Column II | ||
|---|---|---|---|
| A. | Ammonolysis | 1. | Amine with lesser number of carbon atoms |
| B. | Gabriel phthalimide synthesis | 2. | Detection test for primary amines. |
| C. | Hofmann bromamide reaction | 3. | Reaction of phthalimide with KOH and R-X |
| D. | Carbylamine reaction | 4. | Reaction of alkylhalides with NH$_3$ |
Explanation
A. $\rightarrow(4)$ B. $\rightarrow$ (3) C. $\rightarrow$ (1) D. $\rightarrow(2)$
| Reaction | Statements | |
|---|---|---|
| A. | Ammonolysis | Reaction of alkylhalide with NH$_3$ $\mathrm{R}-\mathrm{X} \longrightarrow \mathrm{RNH}_2+\mathrm{HCl}$ |
| B. | Gabriel phthalimide synthesis | Reaction of phthalimide with KOH and R-X. |
| C. | Hofmann bromamide reaction | Amine with lesser number of carbon atoms. $\mathrm{RCONH}_2 \xrightarrow{\mathrm{NaOX}} R \mathrm{NH}_2$ |
| D. | Carbylamine reaction | Detection test of primary amines. |