MCQ
Permanganate ion changes to ____________ in acidic medium.
- A$MnO _4^{2-}$
- ✓$Mn ^{2+}$
- C$Mn ^{3+}$
- D$MnO _2$
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| Column-I | Column-II |
| A. Kanamycin | 1. Synthetic oestrogen |
| B. Hydrogen peroxide | 2. Synthetic progesterone |
| C. Menstranol | 3. Aminoglycoside |
| D. Norethynodrel | 4. Disinfectant |