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Which one of the following statements about packing in solids is incorrect?

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Void space in hcp mode of packing is 32%

Coordination number in bcc mode of packing is 8

Void space in ccp mode of packing is 26%

Coordination number in hcp mode of packing is 12

answer is C.

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Detailed Solution

The hcp arrangement of atoms occupies 74% of the available space and thus has 26% vacant space.

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