electricity is passed through a dilute solution of copper sulphate using carbon rods.
a) What happens to the colour of the solutons after sometimes?
b) Give the name of the chemical reaction where a substance is decomposed by electrical energy?
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a colour will change
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When electric current is passed through the copper sulphate solution, copper sulphate dissociates into copper and sulphate. The free copper gets drawn to the electrode connected to the negative terminal of the battery and gets deposited on it.
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