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For which crystal anion-anion contact is...

For which crystal anion-anion contact is valid ?

A

NaF

B

NaI

C

CsBr

D

KCl

Text Solution

Verified by Experts

The correct Answer is:
B
Iodide ion is largest in size and `Na^+` ion is small in size. Hence, `I^(-) - I^-` contact is possible in `Na^+ I^-` (`Na^+` ion present in the void)
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