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ion exchange |
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ion exchange the 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 ion exchange [′ī‚än iks‚chānj] (physical chemistry) A chemical reaction in which mobile hydrated ions of a solid are exchanged, equivalent for equivalent, for ions of like charge in solution; the solid has an open, fishnetlike structure, and the mobile ions neutralize the charged, or potentially charged, groups attached to the solid matrix; the solid matrix is termed the ion exchanger. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The water would then be treated to remove the perchlorate using an ion exchange process. Where TDS is an issue, precipitation softening and ion exchange or the emerging membrane separation techniques might be justifiable. This "closed" structure makes natural mica a poor ion exchange medium, says Komarneni. |
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