Questions
Which of the following statement is not true about the hexagonal close packing ?
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By Expert Faculty of Sri Chaitanya
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 a lined with those of the first layer.
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Correct option is D
In hexagonal close packing, arrangement is AB AB..... . type and not ABC, ABC…… type.
Similar Questions
Statement 1: The packing efficiency is maximum for the fcc structure.
Statement 2: The coordination number is 12 in fcc structures.
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