Chemistry · Solid State
NaCl has a face-centered cubic lattice. How many Na+ and Cl- ions are there in a unit cell?
- 1Na+ = 4; Cl- = 6
- 2Na+ = 6; Cl- = 4
- 3Na+ = 4; Cl- = 4✓
- 4Na+ = 6; Cl- = 6
Correct answer
Na+ = 4; Cl- = 4
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