Which of the following lattice has maximum packing efficiency?

Simple Cubic

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End Central cube

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hexagonal close packing lattice

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None

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Solution

The correct option is D hexagonal close packing lattice
1.Hexagonal close packing lattice.

2.Hexagonal close-packed lattice has the highest packing efficiency of $74 %$ .

3.The packing efficiencies of simple cubic and body-centred cubic lattices are $52.4 %$ and $68 %$ respectively.

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