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Question: Answered & Verified by Expert
In which type of ionic substances is the Frenkel defect commonly observed?
ChemistrySolid StateNEET
Options:
  • A Ionic substances with similar ion sizes
  • B Ionic substances with a large difference in ion sizes
  • C Ionic substances with covalent bonding
  • D Ionic substances with metallic properties
Solution:
1809 Upvotes Verified Answer
The correct answer is: Ionic substances with a large difference in ion sizes
The Frenkel defect is commonly observed in ionic substances with a large difference in ion sizes, such as ZnS, AgCl, AgBr, and AgI due to the small size of certain ions like Zn2+ and Ag+.

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