Question

Do as directed.
(1) Blue coloured solution is given in the figure. Which solution is it? What causes the
colour change in this solution. Explain.
green colour solution
Blue colour solution
Iron nail
Radish iron nail​

Answer 1

Answer:

When an iron nail immersed in the solution of copper sulphate than iron displaces copper from the solution of copper sulphate because iron is more reactive than copper. Therefore copper sulphate solution colour changes from blue to pale green.

Explanation:

Here is your answer