exchange cation
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Cation exchange capacity — In soil science, cation exchange capacity (CEC) is the capacity of a soil for ion exchange of positively charged ions between the soil and the soil solution. (A positively charged ion, which has fewer electrons than protons, is known as a… … Wikipedia
cation exchange — The process by which a cation in a liquid phase exchanges with another cation present as the counter ion of a negatively charged solid polymer (cation exchanger). A cation exchange reaction in removal of the Na+ of a … Medical dictionary
Cation-exchange capacities and specific surface areas of clay minerals — ▪ Table Cation exchange capacities and specific surface areas of clay minerals mineral cation exchange capacity at pH 7 (milliequivalents per 100 grams) specific surface area (square metre per gram) kaolinite 3–15 5–40 halloysite (hydrated) 40–50 … Universalium
cation exchanger — noun : a cation exchange agent that can exchange its cation with the cation or cations of a solution passed through it and that consists of an insoluble saltlike or acidic substance:as a. : a natural or synthetic zeolite b. : a sulfonated coal c … Useful english dictionary
Catión dihidrógeno — El catión dihidrógeno, ion molecular dihidrógeno, o H2+, es el ion molecular más sencillo. Está compuesto por dos protones con carga positiva y un electrón con carga negativa, y puede formarse en la ionización de una molécula neutra de hidrógeno … Wikipedia Español
cation exchange — noun : ion exchange in which one cation (as sodium or hydrogen) is substituted for one or more other cations (as calcium and magnesium in hard water) called also base exchange … Useful english dictionary
cation-exchange resin — katijonitinė derva statusas T sritis radioelektronika atitikmenys: angl. cation exchange resin vok. Kationenaustauschharz, n rus. катионообменная смола, f pranc. résine cationique, f … Radioelektronikos terminų žodynas
cation exchange resin — katijonitinė derva statusas T sritis chemija apibrėžtis Sintetinis organinis katijonitas. atitikmenys: angl. cation exchange resin rus. катионообменная смола … Chemijos terminų aiškinamasis žodynas
cation-exchange softening — vandens katijonavimas statusas T sritis chemija apibrėžtis Vandens minkštinimas katijonitais. atitikmenys: angl. cation exchange softening rus. катионирование воды … Chemijos terminų aiškinamasis žodynas
exchange capacity — 1. The amount of exchangeable ions measured in moles of ion change per kilogram of solid material at a given pH. Synonymous with ion exchange capacity [22]. 2. The total ionic charge of the adsorption complex active in the adsorption of… … Lexicon of Cave and Karst Terminology
cation exchange resin — an ion exchange resin (q.v.) that exchanges cations; pharmacologic uses include treatment of hyperkalemia and prevention of formation of calcium containing renal calculi … Medical dictionary
