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A substance A(x)B(y) crystallises in a ...

A substance `A_(x)B_(y)` crystallises in a face centred cubic (fcc) lattice in which atoms 'A' occupy each corner of the cube and atoms 'B' occupy the centres of each face of the cube identify the correct formula of the compound.

A

`AB_(3) `

B

`A_(4) B_(3)`

C

`A_(3) B`

D

composition cannot be specified

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The correct Answer is:
A
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