Which of the following statements is/are correct?

Options

A. Dislocation of ion from lattice site to interstitial site is called Frenkel defect.
B. Missing of `+ve` and `-ve` ions from their respective position producing a pair of holes is called Schottky defect.
C. The presence of ions in the vacent interstital sites along with lattice point is called interrstital defect.
D. Non-stoichiometric `NaCl` is yellow solid.

Answer

A, B, C, D