MCQ
Which method is used to separate the mixture of nitroalkane?
- ACrystallization
- Bzone refining
- ✓fractional distillation
- Dsublimation
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Match the extraction processes listed in Column-I with metals listed in Column-II.
| Column-I | Column-II |
| A. Self reduction | 1. Pb |
| B. Carbon reduction | 2. Ag |
| C. Complex formation | 3. Cu |
| D. Decomposition of Iodine | 4. B |
| Column-I | Column-II |
| A. Natural polymer | 1. Viscose rayon |
| B. Synthetic polymer | 2. Silk |
| C. Semi synthetic polymer | 3. Bakelite |
| D. Thermo setting polymer | 4. Polythene |