Saved Bookmarks
| 1. |
What is the role of zinc metal in the extraction of silver? [AI 2015 Ajmer; AI 2014] |
|
Answer» During EXTRACTION of silver, the finely POWDERED silver ORE is treated with dilute KCN solution to form a cyano COMPLEX of silver. This complex is WATER soluble. Then zinc is added to the solution. More electropositive zinc displaces silver from the complex.Explanation: |
|