Which of the following strong electrolytes has the most negative hydration enthalpy?
A) NaCl
B) KCl
C) RbCl
D) CsCl
E) HCl

Name: Which of the following strong electrolytes has the most negative hydration enthalpy? A) NaCl B) KCl C) RbCl D) CsCl E) HCl
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Question

Quizplus · Accepted Answer

As we move down the group in the periodic table, the size of the cation increases, causing the hydration energy to decrease. Thus, Cs+ will have the most negative hydration enthalpy among the given options.

Which of the Following Strong Electrolytes Has the Most Negative