Quote Originally Posted by BRASSCATCHER View Post
Hydrocloric acid does not dissolve silver, the plating is most likely tin and not silver. There is only one acid that puts silver into solution but you have to read about that on another forum
You are correct, hydrochloric acid does not dissolve silver, nitric acid will. However, if the silver is thin plate (or an alloy) it can reveal the metal beneath it as the other metal dissolves. That's why we use hydrochloric to test silver.

A solid chunk of pure silver won't react.