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hydrogen electrode

noun

  1. a standard reference electrode with a potential of zero, used in pH measurements, consisting of a platinum-black surface covered with hydrogen bubbles.


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Word History and Origins

Origin of hydrogen electrode1

First recorded in 1895–1900
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Example Sentences

The hydrogen electrode is connected with the negative post of the voltmeter, the oxygen electrode with the positive post.

Second, the plate so covered becomes in effect a hydrogen electrode, and hydrogen stands high as an electro-positive element.

Measurements made electrometrically with the hydrogen electrode have failed to demonstrate any increase in acidity.

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hydrogen cyanidehydrogen embrittlement