Four colourless salt solutions are place...

Four colourless salt solutions are placed in separate test tubes and a strip of copper is dipped in each. Which solution finally turns blue ?

`AgNO_(3)` solution

`Zn(NO_(3))_(2)` solution

`Ba(NO_(3))_(2)` solution

`NaNO_(3)` solution

Text Solution

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The correct Answer is:

`Cu+2AgNO_(3) to Cu(NO_(3))_(2)+2Ag`

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