quinhydrone

quinhydrone
/kwin huy"drohn, kwin"huy'drohn/, n. Chem.
a dark green, crystalline, slightly water-soluble solid, C12H10O4, used in solution, together with a platinum wire, as an electrode (quinhydrone electrode).
[1855-60; QUIN(INE) + HYDR(OQUIN)ONE]

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Universalium. 2010.

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  • quinhydrone — ● quinhydrone nom féminin Composé vert C12H10O4, résultant de la combinaison d une molécule d hydroquinone et d une molécule de parabenzoquinone, utilisé en électrochimie comme substrat d électrode. quinhydrone [kinidʀɔn] n. f. ÉTYM. D. i.; de… …   Encyclopédie Universelle

  • Quinhydrone — Quin*hy drone, n. [Quinone + hydroquinone.] (Chem.) 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. [Written also… …   The Collaborative International Dictionary of English

  • quinhydrone — chinhidronas statusas T sritis chemija apibrėžtis 1,4 benzchinono junginys su hidrochinonu. atitikmenys: angl. quinhydrone rus. хингидрон …   Chemijos terminų aiškinamasis žodynas

  • quinhydrone — kwinˈhīˌdrōn, ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun ( s) Etymology: International Scientific Vocabulary quin + hydroquinone 1. : a green crystalline compound C6H4O2.C6H4(OH)2 with metallic luster formed by combination of equimolecular amounts of para …   Useful english dictionary

  • Quinhydrone electrode — is one of several oxidation reduction electrode s used for measuring hydrogen ion concentration or pH. It consists of an inert metal wire (usually platinum) in contact with quinhydrone crystals and a water based solution. Quinhydrone is slightly… …   Wikipedia

  • quinhydrone electrode — chinhidrono elektrodas statusas T sritis chemija apibrėžtis Platina chinhidrono tirpale: Pt|C₆H₄O₂, C₆H₄(OH)₂. atitikmenys: angl. quinhydrone electrode rus. хингидронный электрод …   Chemijos terminų aiškinamasis žodynas

  • quinhydrone electrode — A system consisting of a clean, polished, gold or platinum electrode dipping into a solution containing a little quinhydrone, for determining pH values, making use of the pH dependence of the redox properties of the system …   Dictionary of automotive terms

  • quinhydrone electrode — noun : an electrode consisting of a platinum wire in a solution containing quinhydrone used to determine hydrogen ion concentration …   Useful english dictionary

  • quinhydrone — noun a molecular complex of a quinone and its corresponding hydroquinone …   Wiktionary

  • quinhydrone — A mixture of equimolecular quantities of quinone and hydroquinone; used in pH determinations ( i.e., via a q. electrode). * * * quin·hy·drone .kwin hī .drōn n a green crystalline compound C12H10O4 used in pH determinations also any of various… …   Medical dictionary

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