a piece of zinc is placed in a solution of copper sulphate
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As Zinc is more reactive than copper, zinc displaces copper from copper sulphate & forms zinc sulphate solution. This is indicated by colour change from blue to colourless. CuSO4 solution has a blue colour while ZnSO4 solution is colourless. Zn(s) + CuSO4(aq) -> Cu(s) + ZnSO4 (aq).
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Answer:
zinc react with copper and displace the copper from its salt.
beacuse zinc is more reactive than copper.
reaction is this
Zn +Cuso4-------znso4 +Cu
it may help you..
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