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what's happened when Zinc dust is added to copper sulphate solution.?

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Zinc dust racts with copper sulphate solution, forming zinc culphate and copper. Zinc displaces copper from copper sulphate and an aqueous solutin of zinc sulphate is formed.
`underset("Zinc")(Zn_((s))) + underset("Copper sulphate")(CuSO_(4(aq)))to underset("Zinc sulphate")(ZnSO_(4(aq))) + underset("Copper")(Cu_((s)))darr`
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Assertion (A): Zinc metal when placed in copper sulphate solution, zinc turns brown. Reason (R): Due to metal displacement reaction, copper sulphate reacts with zinc, Cu gets deposited over zinc and so it turns brown.

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