name a chemical reaction in which change of colour takes place
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The displacement reaction between Copper Sulphate and Iron is a reaction in which colour change is observed.
CuSO4 + Fe -----------> FeSO4 + Cu
here the blue coloured copper sulphate changes to pale green coloured iron sulphate and the reddish brown copper gets deposited on the iron article immersed.
CuSO4 + Fe -----------> FeSO4 + Cu
here the blue coloured copper sulphate changes to pale green coloured iron sulphate and the reddish brown copper gets deposited on the iron article immersed.
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