Question

on keeping the iron nail in copper sulphate solution it is observe that the colour of solution turns light green after some time.Give reason for colour change.Write the chemical equation.Name it and define it.

Answer 1

When an iron nail is placed in a copper sulphate solution, iron displaces copper from copper sulphate solution forming iron sulphate, which is green in colour.Therefore, the blue colour of copper sulphate solution fades and green colour appears.Heres the equation .............. CuSO4 +Fe _____> FeSO4 +Cu

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