Which of the following statements are correct ?

Options

A. In a body- centred cubic unit cell, the C.N is 12
B. The C.N. of each type of ion in CsCl is 8
C. A unit cell of an ionic crystal shares some of its ions with neighbouring unit cells
D. `r_(Na^(+))=95"pm", r_(Cl^(-))=181"pm"` , then the edge length of the unit cell of NaCl is 552pm

Answer

B, C, D