Consider the Equilibrium of PbCl₂(s)in Water

Multiple Choice

Consider the equilibrium of PbCl₂(s) in water. PbCl₂(s) ? Pb²⁺(aq) + 2Cl?(aq) , What is the effect of adding NaCl(aq) to the equilibrium solution?

A) The sodium ion reduces the Pb²⁺ to Pb(s) .
B) PbCl₂ solubility increases due to the common-ion effect.
C) PbNa₂(s) precipitates.
D) The NaCl(aq) has no effect on the system.
E) PbCl₂(s) precipitates until equilibrium is reestablished.