If an Ionic Compound with the Formula MX₂ Forms a Face-Centered

question 47

Multiple Choice

If an ionic compound with the formula MX₂ forms a face-centered cubic unit cell with the cations (M²ⁿ⁺) at the lattice points,the anions (Xn^-) will occupy:

• A) all of the tetrahedral holes in each unit cell.
• B) half of the tetrahedral holes in each unit cell.
• C) all of the octahedral holes in each unit cell.
• D) the center of each face in each unit cell.
• E) the cubic hole in the center of each unit cell.