MolSynapsequestion bank

MolSynapse / Question bank / Solid State / Ionic solids: NaCl, CsCl, ZnS, CaF2, Na2O structures

NEET levelSingle correct optionDifficulty 1 of 3ss167

The number of $CsCl$ formula units present in one unit cell of cesium chloride is

A4
B2
C1
D8

Answer: C

In CsCl the

Cl X^{-}

ions occupy the 8 corners, contributing

8 \times \frac{1}{8} = 1

, and the single

Cs X^{+}

lies at the body centre, contributing 1. Hence one formula unit per cell.

Practice Solid State More on Ionic solids: NaCl, CsCl, ZnS, CaF2, Na2O structures

Previous questionNext question

More questions on Ionic solids: NaCl, CsCl, ZnS, CaF2, Na2O structures