Q. No.Match the compounds given in Column I with the items given in Column II.
Column I
Column II
A.
Benzene sulphonyl chloride
I.
Zwitter ion
B.
Sulphanilic acid
II.
Hinsberg reagent
C.
Alkyl diazonium salts
III.
Dyes
D.
Aryl diazonium salts
IV.
Conversion to alcohols
Codes:
A
B
C
D
1.
II
I
IV
III
2.
III
I
IV
II
3.
I
IV
III
II
4.
IV
III
II
I
Select the correct option based on statements below:
| Assertion (A): | Only a small amount of HCI is required in the reduction of nitro compounds with iron scrap and HCI in the presence of steam. |
| Reason (R): | FeCl2 formed gets hydrolyzed to release HCI during the reaction. |
| 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 but (R) is False. |
| 4. | Both (A) and (R) are False. |
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) |
The compound(s) among the following that is/are not typically synthesized using the Sandmeyer reaction:
(a) Chlorobenzene
(b) Bromobenzene
(c) Iodobenzene
(d) Fluorobenzene
Choose the correct option:
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
| 1. | Excess H2 |
| 2. | Br2 in aqueous NaOH |
| 3. | Iodine in the presence of phosphorus |
| 4. | LiAlH4 in ether |
The reagent among the following that does not reduce an aryl nitro compound to an amine is:
1. H2(excess) / Pt
2. LiAlH4 in ether
3. Fe and HCI
4. Sn and HCI
| 1. | Ethylamine | 2. | Methylamine |
| 3. | Propylamine | 4. | Aniline |
A compound "A", when reacted with PCl5 and then with ammonia, gives "B". "B" on treatment with bromine and caustic potash produces "C". "C" on treatment with NaNO2 and HCl at C and then boiling produces ortho-cresol. Compound "A" is:
1. o-Toluic acid
2. o-Chlorotoluene
3. o-Bromotoluene
4. m-Toluic acid
D is N-methyl aniline in the given below sequence of reaction:
\(\text A\xrightarrow{\bf\text{ reduction }}\text B\xrightarrow{\bf\text {CHCl}_3\text{/KOH}}\text C\xrightarrow{\bf\text{ reduction }}\text D\)
Structure of A can be:
| 1. |  |
2. |  |
| 3. | \(\mathrm{CH_3NH_2 }\) |
4. |  |
Identify the compound that will react with Hinsberg's reagent to give a solid which dissolves in alkali.
| 1. |  |
2. |  |
| 3. |  |
4. |  |
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