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A body centre cubic lattice is made up o...

A body centre cubic lattice is made up of two different types of atoms A and B. Atom A occupies the body centre and B occupying the corner positions. One of the corners is left unoccupied per unit cell. Empirical formula of such a solid is

A

AB

B

`A_(2) B_(2)`

C

`A_(5)B_(7)`

D

`A_(8)B_(7)`

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The correct Answer is:
D
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