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Ionic solids: NaCl, CsCl, ZnS, CaF2, Na2O structures
NEET level
Single correct option
Difficulty 1 of 3
ss131
In the cesium chloride structure, the number of
Cl
X
−
ions that surround each
Cs
X
+
ion is
A
6
B
8
C
4
D
12
Answer: B
Cs
X
+
sits at the body centre of a cube whose corners are
Cl
X
−
ions, so the coordination number is 8 (8:8).
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