Definitionn. a positively charged electrode by which electrons leave an electrical device
Last update: August 8, 2015
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In 1826 he described the prismatically-coloured films of metal, known as Nobili's' rings, deposited electrolytically from solutions of lead and other salts when the anode is a polished iron plate and the cathode is a fine wire placed vertically above it. [Please select]
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In order to see if your battery is working, take a small copper wire and touch one end to the anode pipe and the other end to the pipe holding the article to be plated. [Please select]
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The ends of the zinc and copper plates are called _terminals_, and while the zinc is the anode or positive element, its _terminal_ is designated as the positive pole. [Please select]
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A sheet of copper, termed the anode, is then placed within the tank, parallel with the surface to be plated, known as the cathode, and so mounted that it may be adjusted to or from the iron surface, or cathode. [Please select]
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In this case, the iron will be positive and the copper negative, so that the current within such a cell would flow from the iron (in this instance, the anode) to the negative, or cathode. [Please select]
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The chlorine liberated at the anode is employed in the manufacture of bleaching-salt, and the sodium is liberated at a mercury cathode, with which it at once enters into combination as an alloy. [Please select]
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