The number of moles of HI
consumed by the given compound is:
1. | 1 | 2. | 2 |
3. | 3 | 4. | 4 |
The strongest acid among the following aromatic compounds is -
1. | p-Chlorophenol | 2. | p-Nitrophenol |
3. | m-Nitrophenol | 4. | o- Nitrophenol |
Consider the following alcohols,
I. | |
II. | |
III. | |
IV. |
Ease of dehydration of the above alcohols will be in the order of:
1. | I < II < III < IV | 2. | I > II > III > IV |
3. | III < II < I < IV | 4. | II < III < IV < I |
The product 'D' in the below mentioned reaction is:
\(CH_3MgBr + \text{cyclopentanone}\ \)
\(\xrightarrow{H_2O}\ A\ \xrightarrow{HBr}\ B\)
\( B\ \xrightarrow{Mg/Ether}\ C \xrightarrow[H_3O^+]{HCHO}\ D\)
1. | |
2. | |
3. | |
4. | |
An aromatic compound A (C8H10O) gives the following tests with the given reagents.
The structure of 'A' is:
1. | 2. | ||
3. | 4. |
Compound Y, C7H8O is insoluble in water, dil HCI and aqueous NaHCO3. It dissolves in dilute NaOH. When Y is treated with bromine water it is converted rapidly into a compound of formula C7H5OBr3. The structure of Y is:
1. | |
2. | |
3. | 4. |
Compounds I and II can be distinguished by using reagent:
(I) 4–Amino–2–methylbut–3–en–2–ol
(II) 4–Amino–2,2–dimethylbut–3–yn–1–ol
1. NaNO2/HCl
2. Br2/H2O
3. HCl/ZnCl2 (anhydrous)
4. Cu2Cl2 + NH4OH
What is the correct order of dehydration rate for the compounds (i), (ii), and (iii) when treated with concentrated \(\text{H}_2\text{SO}_4\)?
(i) | ![]() |
(ii) | ![]() |
(iii) | ![]() |
1. (i) > (iii) > (ii)
2. (i) > (ii) > (iii)
3. (ii) > (i) > (iii)
4. (ii) > (iii) > (i)
Ether cannot be produced as a major product by the reaction of:
1. | CH3CH2Cl + Ag2O(dry) → |
2. | (CH3)3CCl + CH3CH2O-Na+ → |
3. | ![]() |
4. | ![]() |
The labeled -O18 will be:
1. H2O
2. Methyl benzoate
3. Both 1 and 2
4. Benzoic acid