Which functional group is introduced into phenol when it reacts with chloroform in the presence of dilute sodium hydroxide?
| 1. | -CH2Cl | 2. | -COOH |
| 3. | -CHCl2 | 4. | -CHO |
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The most acidic compound among the following is:
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Among the following four compounds
| a. | Phenol | b. | Methyl phenol |
| c. | meta-Nitrophenol | d. | para-Nitrophenol |
The acidity order is:
1. c > d > a > b
2. a > d > c > b
3. b > a > c > d
4. d > c > a > b
Phenol in a set of reactions (as captured below) yielded a product Z.
\(\text{Phenol}\ \xrightarrow{\text{Zn Dust}}\ \text{X}\ \xrightarrow[\text{Anhy. }{AlCl_3}]{CH_3Cl}\ Y\)
\( Y\ \xrightarrow[KMnO_4]{\text{Alkaline}}\ Z\)
The structure of the product Z would be:
| 1. | Toluene | 2. | Benzaldehyde |
| 3. | Benzoic acid | 4. | Benzene |