Essential Chemistry for IGCSE - Chemical Changes (Section 1 - No. 11)
What happens to electrons in a fuel cell?
They are consumed in the anode.
They are produced in the cathode.
They flow from the anode to the cathode through an external circuit.
They are transferred directly from the fuel to the oxidant.
Explanation
Electrons flow through the external circuit from the anode to the cathode, generating an electric current.
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