Which pair of reactants will produce a precipitate when mixed together? A)HI(aq)and KOH(aq) B)HCl(aq)and Li₂CO₃(aq) C)HCl(aq)and K₂S(aq) D)HBr(aq)and Pb(NO₃)₂(aq)

Question

Quizplus · Accepted Answer

According to solubility rules, HBr(aq) and Pb(NO3)2(aq) will produce a precipitate of PbBr2(s) when mixed together, making choice D the correct answer. Choice A would produce a soluble salt, Choice B would produce a complex ion, and Choice C would also produce a soluble salt.

Which Pair of Reactants Will Produce a Precipitate When Mixed