Solid State Class 12 Chemistry Maharashtra Board Textbook Solution

3. Answer the following in brief.

viii. Cesium chloride crystallizes in cubic unit cell with Cl ions at the corners and a Cs⊕ ion in the centre of the cube. How many CsCl molecules are there in the unit cell?

Answer:-

Number of Cs+ ion at body centre = 1
Number of Cl ions due to 8 corners = 8 × 1/8 = 1
Hence unit cell contains 1 CsCl molecule.

Solid State Class 12 Chemistry Maharashtra Board Textbook Solution