Which of the following lattices has the highest packing efficiency
i. Simple cubic

ii. Body centred cubic and
iii. Hexagonal close-packed lattice?

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1 Answers

Hexagonal close-packed lattice has the highest packing efficiency

Lattice Packing efficiency (%)
Simple cubic   52.4
 

Body centred cubic
68.04
Hexagonal close-packed 74.0
 

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