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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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Leclanché cell

in World Encyclopedia

P ublished online January 2004 .

Reference Entry. Subjects: General Studies. 50 words.

Electric cell invented (c.1865) by French engineer Georges Leclanché. Its anode was a zinc rod and its

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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...

See overview in Oxford Index

Leclanché cell

Edited by John Daintith.

in A Dictionary of Chemistry

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Chemistry. 98 words.

A primary *voltaic cell consisting of a carbon rod (the anode) and a zinc rod (the cathode) dipping into

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Leclanché cell

Edited by Richard Rennie and Jonathan Law.

in A Dictionary of Chemistry

January 2016; p ublished online January 2016 .

Reference Entry. Subjects: Chemistry. 103 words.

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. ...

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Leclanché cell

Edited by Andrew J. Butterfield and John Szymanski.

in A Dictionary of Electronics and Electrical Engineering

June 2018; p ublished online June 2018 .

Reference Entry. Subjects: Electronic Engineering. 94 words.

A primary *cell that contains a carbon-rod anode and a zinc cathode. The electrolyte is 10–20% ammonium chloride solution.

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Leclanché cell

in A Dictionary of Physics

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Physics. 100 words.

A primary *voltaic cell consisting of a carbon rod (the anode) and a zinc rod (the cathode) dipping into

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Leclanché cell

Edited by Jonathan Law and Richard Rennie.

in A Dictionary of Physics

January 2015; p ublished online September 2015 .

Reference Entry. Subjects: Physics. 100 words.

A primary *voltaic cell consisting of a carbon rod (the anode) and a zinc rod (the cathode) dipping into

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Leclanché, Georges (1839–82)

Elizabeth Martin.

in The New Oxford Dictionary for Scientific Writers and Editors

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Language Reference. 10 words.

(1839–82)

French engineer and inventor.

Leclanché cell

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depolarization

Overview page. Subjects: Medicine and Health — Science and Mathematics.

The prevention of polarization in a primary cell. For example, maganese(IV) oxide (the depolarizer) is placed around the positive electrode of a Leclanché cell to oxidize the hydrogen...

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primary cell

Overview page. Subjects: Chemistry — Physics.

A voltaic cell in which the chemical reaction producing the e.m.f. is not satisfactorily reversible and the cell cannot therefore be recharged by the application of a charging current. See...

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dry cell

Overview page. Subjects: Chemistry.

A primary or secondary cell in which the electrolytes are in the form of a paste. Many torch, radio, and calculator batteries are Leclanché cells in which the electrolyte is an ammonium...

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Georges Leclanché

Overview page. Subjects: Science and Mathematics.

(1839–1882) French engineer and inventor

Leclanché, who was born in Paris is best known for his invention of the electrical battery, now known as the dry cell. This he developed in...

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battery

Overview page. Subjects: Chemistry.

A number of electric cells joined together. The common car battery, or accumulator, usually consists of six secondary cells connected in series to give a total e.m.f. of 12 volts. A torch...

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