Match the items of Column I with items of Column II.
| Column l | Column ll |
| A. Solvent used in perfumes | 1. Neutral ferric chloride |
| B. Wood spirit | 2. Glycerol |
| C. Reagent used for detection of phenolic group | 3. Methanol |
| D. By product of soap industry used in cosmetics | 4. Ethanol |
Codes:
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 1 | 4 | 2 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 1 | 2 |
A. Ethanol is a good solvent for fatty and waxy substances. Fats and waxes provide odour to the perfumes. Apart from being a good solvent, it is less irritating to the skin. So, it is used in perfumes.
B. Methanol, is also known as ‘wood spirit’ as it was produced by the destructive distillation of wood.
C. Neutral ferric chloride give purple/red colour when treated with phenols. It is the reagent used for detection of phenolic group.
D. Soaps are prepared by the reactions of fatty acid with NaOH.
This glycerol (propane -1, 2, 3 - trial) is the by product of soap industry and used in cosmetics.
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