Question

Hey so I need to explain why the alkaline earth metals have a higher solubility higher up on the pt than lower, I need to explain it relating to the pt itself can anyone help??

Answer 1

Well, are you referring to salts?

Answer 2

But I mean. You could do the whole electronegativity increases going across the periodic table, but decreases going down.
Where EN stands for Electronegativity and AR stands for atomic radius.