Nickel Metal Hydride Battery

The battery has a nickel-hydroxide cathode, a metal hydride (a variety of metal alloys are used) anode, and aqueous potassium hydroxide electrolyte.

The overall reaction is:

2NiOOH + MH <=> Ni(OH)2 + M

Advantages:

Disadvantages:

See also: Battery, Battery Memory Effect, Nickel Cadmium Battery.

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Subjects: Electrochemistry Electronics