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In the given crystal structure what shou...

In the given crystal structure what should be the cation X which replaces `Na^(+)` to create a cation vacancy ?

A

`Sr^(2+)`

B

`K^+`

C

`Li^+`

D

`Br^-`

Text Solution

Verified by Experts

The correct Answer is:
A
Each `Sr^(2+)` in the NaCl crystal replaces two `Na^+` ions. It occupies the site of one ion and other remains vacant creating a cation vacancy
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