What is the maximum number of electrons that can be contained in the first, second, third, and fourth energy levels, respectively?

What does x represent in the formula for the compound xcl4?

Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:

Which factor is likely to impact the possible number of compounds ?