Which of the following point defects are shown by AgBr(s) crystals? A. Schottky defect B. Frenkel defect C. Metal excess defect D. Metal deficiency defect

Question

KollegeApply · Accepted Answer

A and B Explanation: AgBr shows both Schottky and Frenkel defects. In AgBr, both Ag+ and Br ions are absent from the lattice causing Schottky defect. However, Ag+ ions are mobile so they have a tendency to move aside the lattice and trapped in interstitial site, hence causing Frenkel defect.

AChoose Your Answer