Which is the INCORRECT statement ?

Options

A. Bress is an example of substitution impurity defect .
B. `NaCl(s)` is insulator , silicon is semiconductor and silver is conductor
C. Density decreases in case of crystals with schottky defect
D. Frenkel defect is favoured in those ionic comoounds in which cations in which cations and anions have almost equal size.

Answer

D