Q. Bleaching powder is prepared by passing – (Solved)
1. Chlorine over slaked lime
2. Oxygen over slaked lime
3. Carbon dioxide over slaked lime
4. Chlorine over quick lirne
- a. Chlorine over slaked lime
1. Chlorine over slaked lime
2. Oxygen over slaked lime
3. Carbon dioxide over slaked lime
4. Chlorine over quick lirne