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The density of KBr is 2.75 g cm^(-3). Th...

The density of `KBr` is `2.75 g cm^(-3)`. The length of the unit cell is `654` pm. Atomic mass of `K = 39, Br = 80`. Then what is true about the predicted nature of the solid?

A

Solid has face - centred cubic system with z=4

B

Solid has face - centred cubic system with z=1.

C

Solid has body - centred cubic system with z=1

D

Solid has body -centred cubic system with z=2

Text Solution

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The correct Answer is:
A
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