A chloride which forms a precipitate that is soluble in excess of ammonium hydroxide is:
- Calcium Chloride
- Ferrous Chloride
- Ferric Chloride
- Copper Chloride
Answer
- Copper Chloride
Explanation: Copper Chloride reacts with Ammonium Hydroxide to form pale blue precipitate of Copper Hydroxide.
The Copper Hydroxide dissolves in excess Ammonium Hydroxide solution to give deep blue coloured solution.