Cesium Chloride Adopts a Simple Cubic Lattice Where the Eight

question 28

Multiple Choice

Cesium chloride adopts a simple cubic lattice where the eight Cl^- ions lie at the corners of the cubic unit cell and the Cs⁺ ion lies in the center of the cube.If the edge length of the unit cell is approximately 412.3 pm and the ionic radius of Cl^- is about 181 pm, calculate an estimate of the ionic radius of Cs⁺.

• A)352 pm
• B)221 pm
• C)139 pm
• D)176 pm
• E)111 pm

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