Q. In a hexagonal close-packed (HCP) structure, the coordination number is:

हेक्सागोनल क्लोज़-पैक्ड (एचसीपी) संरचना में, समन्वय संख्या है:

A
6
B
8
C
10
D
12

Explanation

  • HCP is a close-packed structure similar to FCC.

  • Each atom is surrounded by 12 neighbors: 6 in the same layer, 3 in the layer above, and 3 in the layer below.

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