from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a molecular complex of a quinone and its corresponding hydroquinone

from the GNU version of the Collaborative International Dictionary of English

  • n. A green crystalline substance formed by the union of quinone with hydroquinone, or as an intermediate product in the oxidation of hydroquinone or the reduction of quinone.

from The Century Dictionary and Cyclopedia

  • n. A dark-green crystalline compound, C6H.4O2.C6H4(OH)2, made by mixing solutions of quinone and hydroquinone, by the partial reduction of quinone, or by partly oxidizing hydroquinone by means of ferric chlorid. It breaks down into quinone and hydroquinone when boiled with water, and melts at 171° C.


Sorry, no etymologies found.


  • Among these was his work on the electrolysis of solid salts (1904), on the establishment of the quinone-hydroquinone equilibrium at the cathode, which laid the foundations for Biilmann's quinhydrone electrode for determining the acidity of a liquid; but Haber invented, in collaboration with Cremer, the glass electrode for the same purposes which is now widely used.

    Fritz Haber - Biography


Log in or sign up to get involved in the conversation. It's quick and easy.