3. Ion exchange reactions

3.1 Cation exchange

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3.1.1 General exchange

This process is generally used to remove unwanted ions from a solution without changing the total ionic concentration or pH. The resin can be used in many ionic forms, but in practice the sodium form is almost universally used, due to the resin's relatively low affinity for sodium, which facilitates the binding of other metals, and the low cost of sodium chloride as a regenerant:

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Ion exchange reactions

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Conclusion

Bibliography

(1) - THOMPSON (H.S.) - On the adsorbent power of soils. - J. Royal agric. Soc., Grande-Bretagne, 11, p. 68 (1850).
(2) - WAY (J.T.) - J. Royal Agric. Soc., Grande-Bretagne, 11, p. 313 (1850).
(3)...

Websites

DE DARDEL François: Ion exchange http://dardel.info/IX/index_FR.html

Events

Conference: The International Ion Exchange Conference Queens′ College, University of Cambridge, UK. Held every 4 years. Last conference in September 2012.