Which term identifies the half-reaction that occurs at the anode of an operating electrochemical cell?(1) neutralization(2) transmutation(3) oxidation(4) reduction

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ANSWER

Oxidation reaction

EXPLANATION

In an electrochemical cell, oxidation reaction occurs at the anode. This involves the loses of electrons, the electrons then flow through a wire to the cathode.

At the anode, oxidation reaction will take place

[tex]\text{ X}_{(s)\text{ }}\text{ }\rightarrow X_{(aq)}^{+\text{ }}+\text{ e}^-[/tex]