Question

Use the standard reduction potentials below to determine which element or ion is the best oxidizing agent.
O2(g) + 4 H+(aq) + 4 e- 2 H2O() E = +1.229 V
Hg22+(aq) + 2 e- 2 Hg() E = +0.789 V
I2(s) + 2 e- 2 I-(aq) E = +0.535 V
A.I2(s)
B.O2(g)
C.I-(aq)
D.Hg22+(aq)
E.H2O()

Answer

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