Solid State

1 Questions MSQ (Multiple Correct)
2017 NEET MSQ
NEET 2017
Which is the incorrect statement?
A.
Density decreases in case of crystals with Schottky defect.
B.
NaCl(s) is insulator, silicon is semi conductor, silver is conductor, quartz is piezoelectric crystal.
C.
Frenkel defect is favoured in those ionic compounds in which sizes of cation and anions are almost equal
D.
FeO0.98 has no-stoichimetric metal deficiency defect.