Q. Which of the following material is not used for cyaniding? (Solved)
1. Sodium carbonate
2. Sodium chloride
3. Sodium hydroxide
4. Sodium cyanide
5. All of the above
- c. Sodium hydroxide
1. Sodium carbonate
2. Sodium chloride
3. Sodium hydroxide
4. Sodium cyanide
5. All of the above