Question
State any two uses of ethanol.
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| Type of energy | Problem |
| (1) Solar energy | (a) Rehabilitation of displaced people |
| (2) Hydroelectric energy | (b) Rainy season and darkness |
| (c) Limited reserves | |
| (d) Disposal of wastes |
| Column I | Column II |
| (1) Cyclohexane | (a) $\mathrm{CH}_3 \mathrm{COOH}$ |
| (2) Methanol | (b) $\mathrm{CH}_3 \mathrm{Cl}$ |
| (3) Acetaldehyde | (c) $\mathrm{CH}_2 \mathrm{Cl}_2$ |
| (4) Ethanoic acid | (d) $\mathrm{CH}_3 \mathrm{OH}$ |
| (e) $\mathrm{C}_6 \mathrm{H}_{12}$ | |
| (f) $\mathrm{CH}_3 \mathrm{CHO}$ |