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Question: Answered & Verified by Expert
In the given below alkali metal ions which has lowest ionic mobility in aqueous solutions?
Chemistrys Block ElementsJEE Main
Options:
  • A Rb+
  • B Cs+
  • C Li+
  • D Na+
Solution:
1133 Upvotes Verified Answer
The correct answer is: Li+
As we know that hydration power decreases on moving down the group hence among alkali metals Li has excessive hydration & hence it has low mobility in aqeous solution.

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