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A metallic crystal cystallizes into a la...

A metallic crystal cystallizes into a lattice containing a sequence of layers `ABABAB…`. Any packing of spheres leaves out voids in the lattice. What percentage by volume of this lattice is occupied?

A

`74%`

B

`26%`

C

`50%`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
It represents cubic close packing in which `74%` space is occupied while `26%` is left empty
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