If solid NaCl is added to a saturated water solution of PbCl2 at 20o C, a precipitate is formed. How would this affect the value of the Ksp for [Pb2+][Cl-] in solution?

The Ksp increases.
The Ksp decreases.
The Ksp remains the same.
none of the above.

Using the periodic table, complete the table to describe each atom. type in your answers.a ? b? c? d? e? f?

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive