5. A certain metal fluoride crystallizes in such a way that the fluoride ions occupy simple cubic lattice sites, while the metal atoms occupy the body centers of half the cubes. What is the formula for the metal fluoride?
(A) MF₂
(B) M₂F
(C) MF₃
(D) M₃F
(E) none of these

1. 題目解析題目中描述了一種金屬氟...