When copper is added to a solution of silver nitrate, silver is precipitated. This is due to reduction of

When copper is added to silver nitrate solution, silver is precipitated due to the oxidation of copper and reduction of silver

$$\begin{gathered} \frac{\text{Cu}}{\text{Copper}}\frac{{\text{+ 2AgNO}}_3}{\text{Silvernitrate}}\to \frac{\text{Cu}{{\text{(NO}}_3)}_2}{\text{Copper(II)nitrate}}\frac{+ 2\text{ Ag}}{\text{Silver}} \\ \frac{\text{Cu}}{\text{copper}}\frac{+ 2{\text{Ag}}^{+}}{\text{silver}}\to \frac{{\text{Cu}}^{2+}}{\text{cupric ion}}\frac{+ 2 \text{Ag}}{\text{silver}} \end{gathered}$$