Solid State Question 236

Question: The interionic distance for cesium chloride crystal will be

[MP PET 2002]

Options:

A) a

B) $ \frac{a}{2} $

C) $ \frac{\sqrt{3}a}{2} $

D) $ \frac{2a}{\sqrt{3}} $

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Answer:

Correct Answer: C

Solution:

As $ CsCl $ is body-centred, $ d=\sqrt{3}a/2 $ .