Question

State change in color when iron nails are kept in acidified copper sulphate solution.​

Answer 1

The blue colour of solution will fade and the solution formed will be of green colour.

Answer 2

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

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