Which of the following statements are correct ?

Options

A. The co-ordination number of each type of ions in CsCl crystals is 8
B. A metal which crystallises in bcc structure has co-ordination number of 12
C. A unit cell of an ionic crystals shares some of its ions with other unit cells
D. The length of a unit cell in NaCl is 552pm `(r_(Na^(+))=95 "pm" r_(Cl^(-))=181"pm")`

Answer

A, C, D