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In the given below alkali metal ions which has lowest ionic mobility in aqueous solutions?

Options

  1. AR b +
  2. BC s +
  3. CL i +
  4. DN a +

Correct answer

C. L i +

Step-by-step solution

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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