Answer the following question.
 
During the reaction of some metals with dilute hydrochloric acid, following observations were made.

Name the bubbles of a gas that are seen when lead (Pb) is reacted with the acid.
When lead reacts with , gas bubbles are formed.
 
\(Pb\)(s) + \(2HCl\)(aq) → \(PbCl_2\)​(aq) + \(H_2\)​(g)