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NEET2009Chemistrys Block ElementsActual

Which of the following has the highest tendency to give the reaction, M_ (g) ⁺ medium aqueous M_ (a q) ⁺ ?

Options

  1. ANa
  2. BLi
  3. CK
  4. DRb

Correct answer

B. Li

Step-by-step solution

Because of its smallest size, Li ⁺ has highest hydration energy and hence the highest stability of hydrated Li ⁺ ion.

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