In calcium fluoride,having the fluorite ...

In calcium fluoride,having the fluorite structure ,the coordination number for calcium ion `Ca^(+2)` and fluoride ion `F^(-)` are

8,4

4,8

4,2

6,6

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The correct Answer is:

In `CaF_(2)` ,the coordination number for,
`Ca^(+2)`=8 `F^(-)=4`

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