Standard reducation potential at `25^(@)C` of `Li^(+)//Li`, `Ba^(2+)//Ba, Na^(+)//Na` and `Mg^(+)//Mg` are `-3.05, -2.90, -2.71` and `-2.37` volt respectively. Which one of the following is the strongest oxidising agent ?A. `Mg^(2+)`B. `Ba^(2+)`C. `Na^(+)`D. `Li^(+)`

Standard reducation potential at `25^(@)C` of `Li^(+)//Li`, `Ba^(2+)//

1.	Standard reducation potential at `25^(@)C` of `Li^(+)//Li`, `Ba^(2+)//Ba, Na^(+)//Na` and `Mg^(+)//Mg` are `-3.05, -2.90, -2.71` and `-2.37` volt respectively. Which one of the following is the strongest oxidising agent ?A. `Mg^(2+)`B. `Ba^(2+)`C. `Na^(+)`D. `Li^(+)`
Answer» Correct Answer - A (a) A cation having maximum (positive) value of standard reduction potential is the strongest oxidising agent. Hence, `Mg^(2+)` is the strongest oxidising agent.

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