NaCl Crystallizes in a Cubic Unit Cell with Cl^- Ions

question 10

Multiple Choice

NaCl crystallizes in a cubic unit cell with Cl^- ions on each corner and each face.How many Na⁺ and Cl^- ions are in each unit cell of NaCl?

• A)1 Na⁺ ion and 1 Cl^- ion
• B)2 Na⁺ ions and 2 Cl^- ions
• C)4 Na⁺ ions and 4 Cl^- ions
• D)8 Na⁺ ions and 8 Cl^- ions

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