Electrochemistry

Electrochemistry

Question

Define fuel cell and write its two advantages.

Answer

These are voltaic cells in which the reactants are continuously supplied to the electrodes. There are designed to convert the energy from the combustion of a fuel like a hydrogen, methane, methanol, etc directly into electrical energy.
Advantage : -
(1) A fuel cell works with an efficiency of 60 to 70 %
(2) They are pollution free

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