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dry cell

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cell

Overview page. Subjects: Chemistry — Physics.

1 A system in which two electrodes are in contact with an electrolyte. The electrodes are metal or carbon plates or rods or, in some cases, liquid metals (e.g. mercury). In an...

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Leclanché cell

Overview page. Subjects: Chemistry — Physics.

A primary voltaic cell consisting of a carbon rod (the anode) and a zinc rod (the cathode) dipping into an electrolyte of a 10–20% solution of ammonium chloride. Polarization is prevented...

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nickel–iron accumulator

Overview page. Subjects: Chemistry — Physics.

A secondary cell devised by Thomas Edison (1847–1931) having a positive plate of nickel oxide and a negative plate of iron both immersed in an electrolyte of potassium hydroxide. The...

See overview in Oxford Index