A) Na
B) K
C) Rb
D) Cs
Correct Answer: A
Solution :
Key Idea: Smaller the size of cation, more extensive will be its hydration and more will be hydration energy. \[\because \]Size of Na is smallest among given choices (Na, K, Rb, Cs). \[\therefore \]Hydration energy is maximum for Na.You need to login to perform this action.
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