[tex]\qquad \qquad\huge \underline{\boxed{\sf Answer}}[/tex]
Here's the balanced equation for given Double displacement reaction ~
[tex] \sf Pb(NO_3)_2 +2 \: KI = PbI_2 +2 \: KNO_3[/tex]
The products fored are : Lead Iodide ( PbI2 ) and Potassium Nitrate ( KNO3 )
[tex]\\ \rm\Rrightarrow Pb(NO_3)_2+2KI\longrightarrow 2KNO_3+PbI_2[/tex]
On both sides