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Question

In hcp arrangement, the coordination number is:

A
6
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B
12
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C
8
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D
10
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Solution

The correct option is B 12

The figure shows the arrangement of atoms in hcp arrangement. From the figure, it is clear that the coordination number of an atom =12.

The coordination number of an atom is defined as the number of atoms touching that particular atom in a unit cell.


999878_936538_ans_004206e6d5454784a277dd4bbc73e2ad.PNG

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