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Question: Answered & Verified by Expert
The hydration energy of Mg2+ is larger than that of
Chemistrys Block ElementsNEET
Options:
  • A Al3+
  • B Na+
  • C Be2+
  • D K +
Solution:
2835 Upvotes Verified Answer
The correct answer is: Na+
The charge/radius ratio of Mg2+ is larger than that of Na+ , but smaller than those of Be2+ , Mg3+ and Al3+ . Therefore, the hydration energy of Mg2+ is higher than that of Na+ .

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