What is the oxidation half-reaction for the reaction of zinc with hydrochloric acid?
Zn(s) + 2H+(aq) → Zn2+(aq) + H2(g)
A) Zn(s) → Zn2+(aq) + 2e−
B) Zn(s) + 2e− → Zn2+(aq)
C) 2H+(aq) → H2(g) + 2e−
D) 2H+(aq) + 2e− → H2(g)
E) none of the above
Correct Answer:
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