Tue February 05, 2013 By:

Answer the following question:

Expert Reply
Wed February 06, 2013
Frenkel defects arise when an ion is missing from its original position and occupies an interstitial site between the lattice points.
If the cations and anions are  of nearly the same size in ionic solids,they would't be accomodated into the interstitial positions due to their sizes.
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