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Each half of the electrochemical cell has an electrode to which the wire for our external circuit is connected. The chemistry takes place at the surface of this electrode. The electrode on the oxidation side is called the anode. The electrode on the reduction side is called the cathode. As a short hand, we simply refer to the two sides of the cell as the anode side and the cathode side.
Batteries. Batteries use a chemical reaction to do work on charge and produce a voltage between their output terminals. The basic element is called an electrochemical cell and makes use of an oxidation/reduction reaction. An electrochemical cell which produces an external current is called a voltaic cell.he oxidation at the zinc electrode (the anode) is straightforward and similar to that in other cells like the Daniell cell. The other reactions involve the MnO 2 which is contained near the carbon center rod and the NH 4 Cl and ZnCl 2 which make up the bulk of the paste between the cathode and anode.