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The density of KBr is 2.75 gm cm^(-3) an...

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

A

Solid has face-centred cubic system with coordination number=6

B

Solid has simple cubic system with coordination number=4

C

Solid has face-centred cubic system with coordination number=1

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Number of KBr units per unit cell=4
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