Question

Which of the following statement(s) is (are) correct?
(a) The coordination number of each type of ion in CsCl crystal is 8.
(b) A metal that crystallizes in bcc structure has a coordination number of 12.
(c) A unit cell of an inoic crystal shares some of its ions with other unit cells.
(d) The length of the unit cell in NaCl is 552 pm. ($r_{Na^+}$ = 95 pm; $r_{Cl^-}$=181 pm).

Answer 1

1.The CN of each type of ion in cscl crystal is 8. 2.the length of the unit cell in nacl is 552pm