Question
Question: Alkali halides do not shown Frenkel defect because...
Alkali halides do not shown Frenkel defect because
A
Cations and anions have almost equal size
B
There is a large difference in size of cations and anions
C
Cations and anions have low coordination Number
D
Anions cannot be accommodated in voids.
Answer
Cations and anions have almost equal size
Explanation
Solution
Frenkel defect is not shown by alkali metals because cations and anions have almost same size and cations cannot accommodated in interstitial sites.