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The number of nearest neighbours and nex...

The number of nearest neighbours and next nearest neighbours of an `Na^(o+)` ion in a crystal of `NaCl` are, respectively,

A

`6 Na^(+),`12 CT

B

`6 CI, 12Na^(+)`

C

`12 CI , 6Na^(+)`

D

`6 CI, 6Na^(+)`

Text Solution

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Na+ lies in the octahedral void formed by `CI^(-) (Na^(+)` touches all six `CI^(-)`)
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