The reaction of Pb(NO3)2 and NaI.

double displacement reaction (metathesis)

NaI(aq) + Pb(NO3)2 (aq) PbI2(s) + NaNO3(aq)

2NaI(aq) + Pb(NO3)2 (aq) PbI2(s) + 2NaNO3(aq)

2Na+(aq) + 2I-(aq) + Pb2+(aq) + 2NO3-(aq)

PbI2(s) + 2Na+(aq) + 2NO3-(aq)

2I-(aq) + Pb2+(aq) PbI2(s)

Balanced Complete Equation:

Total Ionic Equation:

Net Ionic Equation: