Question

when an iron nail is dipped in blue blue coloured solution A it turns to a green couloured solution B name rhe green coloured solution​

Answer 1

Answer:

Blue To Pale Green

Explanation:

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.