Q. For soldering of brass and copper, the flux used is (Solved)
1. Zinc chloride
2. Hydrochloric acid
3. Cupric acid
4. Ammonium chloride
5. None of the above
- a. Zinc chloride
1. Zinc chloride
2. Hydrochloric acid
3. Cupric acid
4. Ammonium chloride
5. None of the above