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Why blue colour of CuSO(4) solution gets...

Why blue colour of `CuSO_(4)` solution gets discharged when zinc rod is dipped in it ? Given, `E_(Cu^(+2)//Cu)^(@)=0.34 V and E_(Zn^(+2)//Zn)^(@)=-0.76V`

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Here reduction potential of `Cu gt Zn.` So, `Cu^(+2)` (aq) ions reduced to Cu(s)
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