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Q.

The reaction between copper sulphate and zinc gives:

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a

Red color solution

b

Blue color solution

c

Blue color deposits

d

Red color deposits

answer is D.

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Detailed Solution

The blue colour of copper sulphate disappears and a powdery red mass of copper is deposited at the bottom of the beaker. The reaction can be represented as follows:

Copper Sulphate (CuSO4) + Zinc (Zn) ® Zinc Sulphate (ZnSO4) + Copper (Cu)

(Blue)                                                             (Colourless)                     (Red)

 

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