Question

A student took a solution of copper sulphate in a beaker and put a clean iron nail into it and left it for about an hour.

Write a word equation for the chemical change, if any.

Answer 1

\[\ce{\underset{(Blue)}{Copper sulphate} + \underset{(Shining white)}{Iron} -> \underset{(Green)}{Iron sulphate} + \underset{(Brown)}{Copper}}\]