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Which of the following statements is not...

Which of the following statements is not true about the hexagonal close packing-

A

the coordination number is 12

B

it has 74% packing efficiency

C

tetrahedral voids of the second layer are covered by the spheres of the third layer

D

in this arrangement spheres of the fourth layer are exactly aligned with those of the first layer

Text Solution

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The correct Answer is:
D
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