Question

An iron nail is dipped in an apueous solution of blue vitriol what changes will be observed after sometime ? what kind of reaction is this ? mention the equation for his reaction​

Answer 1

This is a type of displacement reaction. In this case there is displacement of copper by iron which is more reactive as compared to copper which is present in blue vitriol. As a result of this there is formation of free copper with settles at the bottom of the container.