Oxidation-Reduction Reactions

AP Chemistry· difficulty 2/5

Standard reduction potentials are tabulated for four half-reactions.

Half-reaction E (V) F2 + 2e- -> 2 F- +2.87 Cu2+ + 2e- -> Cu +0.34 Zn2+ + 2e- -> Zn -0.76 Li+ + e- -> Li -3.04

Which species is the strongest oxidizing agent?

  • A

    F2

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  • B

    Li+

  • C

    Zn2+

  • D

    Cu2+

Explanation

The species with the most positive reduction potential is the strongest oxidizing agent. F2 at +2.87 V tops the list.

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