Q. Bleaching powder is made from - (Solved)
1. Sulphur dioxide and gypsum
2. Chlorine and Charcoal
3. Soda ash and lime
4. Lime and Chlorine
- d. Lime and Chlorine
1. Sulphur dioxide and gypsum
2. Chlorine and Charcoal
3. Soda ash and lime
4. Lime and Chlorine