Which of the following ions will be expected to have the most negative heat of hydration, $\Delta$H_hydr? A) Na⁺ B) Cs⁺ C) Ca²⁺ D) F^- E) I^-

Question

Quizplus · Accepted Answer

The heat of hydration is more negative for ions with higher charge and smaller ionic radius. Ca²⁺ has a higher charge and smaller size compared to the other ions, leading to a more negative heat of hydration.

Which of the Following Ions Will Be Expected to Have Δ\DeltaΔ

Which of the Following Ions Will Be Expected to Have $\Delta$