Question

2Pb(NO3)2+2KI gives PbI+2KNO3
which is the yellow ppt in from the given product

Answer 1

$\tt{2Pb(NO_3)_2 + 2KI \longrightarrow PbI + 2KNO_3}$

Here, PbI is the yellow ppt.

Answer 2

Pbl is the yellow ppt here