MCQ
$B _2 H _6+6 CH _3 OH \rightarrow$ A Identify A
- A$\mathrm{B}_2 \mathrm{O}_3 $
- B$ \mathrm{CH}_3 \mathrm{OB} $
- C$ \mathrm{CH}_3 \mathrm{OH} $
- ✓$ \mathrm{B}\left(\mathrm{OCH}_3\right)_3 $
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| Column - I | Column - II |
| A. Pyridoxine | 1. Dilates blood vessels |
| B. Dopamine | 2. Dyes |
| C. Histamine | 3. Health of nerves |
| D. Diazo compounds | 4. Neuro transmitter |