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Question: Answered & Verified by Expert
Assertion : Due to Frenkel defect, density of the crystalline solid decreases.
Reason : In Frenkel defect, cation or anion leaves the crystal.
ChemistrySolid StateAIIMSAIIMS 2010
Options:
  • A If both assertion and reason are true and reason is the correct explanation of assertion
  • B If both assertion and reason are true but reason is not the correct explanation of assertion
  • C If assertion is true but reason is false
  • D If both assertion and reason are false.
Solution:
1973 Upvotes Verified Answer
The correct answer is: If both assertion and reason are false.
In a Frenkel defect an ion leaves its position in the lattice and occupies normally vacant interstitial position.

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