Question

What is the oxidation half reaction in the chemical reaction
Zn(s) + 2 H+(aq) -> Zn2+(aq) + H2(g)?
A) Zn(s) -> Zn2+(aq) + 2e-
B) Zn2+(aq) + 2e- -> Zn(s)
C) 2 H+(aq) + 2e- -> H2(g)
D) H2(g) -> 2 H+(aq) + 2e-

Answer

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