A solution of Pb(NO3)2 is added dropwise to a second solution in which [Cl–] = [F–] = [I–] = [SO42–] — Equilibrium Chemistry Question
Question
A solution of Pb(NO3)2 is added dropwise to a second solution in which [Cl–] = [F–] = [I–] = [SO42–] = 0.001 M. What is the first precipitate that forms?
A.
PbCl2 (Ksp = 1.5 × 10–5)
B.
PbF2 (Ksp = 3.7 × 10–8)
C.
PbI2 (Ksp = 8.5 × 10–9)
D.✓ Correct
PbSO4 (Ksp = 1.8 × 10–8)
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