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Explain the following term with suitable examples: Schottky defect

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Schottky defect : It is basically a vacancy defect in ionic solids.In order to maintain electrical neutrality the number of missing cations and anions are equal
Like simple vacancy defect,Schottky defect also decreases the density of the substance.Schottky defect is shown by ionic substances in which the cation and anion are of almost similar sizes.For example NaCl,KCl,CsCl and AgBr
answered Jul 30, 2014 by sreemathi.v