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10 questions from this quiz
Oxidation or reduction processes
Cathode
Anode
They gain electrons
They lose electrons
3
4
Al3++3e−→Al(l)Al^{3+} + 3e^- \rightarrow Al(l)Al3++3e−→Al(l)
2O2−→O2(g)+4e−2O^{2-} \rightarrow O_2(g) + 4e^-2O2−→O2(g)+4e−
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