Question
Chemistry Question on Imperfections in Solids
Schottky defect in solids is due to
A
a pair of cation and anion vacancies
B
occupation of interstitial site by a pair of cation and anion
C
occupation of interstitial site by a cation
D
occupation of interstitial site by an anion
Answer
a pair of cation and anion vacancies
Explanation
Solution
Schottky defect is caused when equal number of cations and anions are missing from their lattice sites.