The standard reduction potentials at `25^(@)C` of `Li^(+)//Li, Ba^(2+)//Ba, Na^(+)//Na` and `Mg^(2+)//Mg` are `-3.05, -2.73, -2.71` and `-2.37` volt r
The standard reduction potentials at `25^(@)C` of `Li^(+)//Li, Ba^(2+)//Ba, Na^(+)//Na` and `Mg^(2+)//Mg` are `-3.05, -2.73, -2.71` and `-2.37` volt respectively. Which one of the following is the strongest oxidising agent ?
A. `Na^(+)`
B. `Li^(+)`
C. `Ba^(2+)`
D. `Mg^(2+)`
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