| 单词 | ion exchange |
| 释义 | ion exchangenounthe process of reciprocal transfer of ions between a solution and a resin or other suitable solid. Origin of ion exchangeFirst recorded in 1920–25 Words nearby ion exchangeIona, IONARC, ion channel, ion engine, Ionesco, ion exchange, ion exchanger, ion-exchange resin, ion generator, Ionia, Ionian Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for ion exchange
British Dictionary definitions for ion exchangeion exchange nounthe process in which ions are exchanged between a solution and an insoluble solid, usually a resin. It is used to soften water, to separate radioactive isotopes, and to purify certain industrial chemicals Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for ion exchangeion exchange n.A reversible chemical reaction occurring between an insoluble solid and a solution during which ions may be interchanged, used in the separation of radioactive isotopes. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for ion exchangeion exchange A reversible chemical reaction between two substances (usually a relatively insoluble solid and a solution) during which ions of equal charge may be interchanged. Ion exchange is used in water softening and purification, chemical analysis, the separation of radioactive isotopes, and kidney dialysis.♦ Cation exchange is the exchange of positively charged ions.♦ Anion exchange is the exchange of negatively charged ions. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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