Danske encyklopædi.
Hydrogen ion — is recommended by IUPAC as a general term for all ions of hydrogen and its isotopes. [ Compendium of Chemical Terminology , 2nd edition McNaught, A.D. and Wilkinson, A. Blackwell Science, 1997 [ISBN 0 86542 684 8] , also… … Wikipedia
hydrogen ion — or hydrogen n. 1. the positively charged nucleus of hydrogen, H+, without its electron 2. HYDRONIUM ION … English World dictionary
hydrogen ion — n 1) the cation H+ of acids consisting of a hydrogen atom whose electron has been transferred to the anion of the acid 2) HYDRONIUM * * * the nucleus of the hydrogen atom or a hydrogen atom that has lost its electron, H+; it bears a positive… … Medical dictionary
hydrogen ion — ionized hydrogen of the form H+, found in aqueous solutions of all acids. [1895 1900] * * * ▪ chemistry strictly, the nucleus of a hydrogen atom separated from its accompanying electron. The hydrogen nucleus is made up of a particle… … Universalium
hydrogen ion — noun a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus • Hypernyms: ↑proton, ↑cation • Part Holonyms: ↑hydrogen atom * * * noun 1. : the cation H+ of acids consisting of a hydrogen atom wh … Useful english dictionary
hydrogen ion concentration — hydrogen ion concentration. См. водородный показатель. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) … Молекулярная биология и генетика. Толковый словарь.
hydrogen ion concentration — pH (a measure of how acidic or alkaline a solution is, i.e. the concentration of hydrogen ions in a solution (log to base 10 of the reciprocal of the hydrogen ion concentration). pH 7.0 is neutral, lower values are acidic and higher values are… … Dictionary of ichthyology
hydrogen-ion concentration — noun : the concentration of hydrogen ions in a solution expressed usually in moles per liter or in pH units and used as a measure of the acidity of the solution indicator dyes for narrow ranges of hydrogen ion concentration … Useful english dictionary
hydrogen ion concentration — noun the number of moles of hydrogen ion in a litre of solution; a measure of the acidity or alkalinity of a solution. See pH …
hydrogen ion exponent — vandenilio jonų rodiklis statusas T sritis Standartizacija ir metrologija apibrėžtis Vandenilio jonų koncentracijos neigiamas dešimtainis logaritmas. atitikmenys: angl. hydrogen ion exponent vok. Wasserstoffionenexponent, m rus. водородный… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
