Name the metallic ions that should be present in the electrolyte when an article of copper is to be electroplated with silver .

Explanation

To electroplate an article of copper with silver, the following steps outline the required metallic ions that should be present in the electrolyte:

### Step-by-Step Solution:

1. **Understanding Electroplating**:
Electroplating is a process where a layer of metal is deposited onto a surface using electrical current. In this case, we want to deposit silver onto a copper article.

2. **Identifying the Electrolyte**:
...