Q20 / 164 · NTA Abhyas (NEET) 2020 · Chemistry · Solid State

When Zn converts from melted state to its solid state, it has hcp structure, then find the number of nearest atoms.

  • A
    6
  • B
    8
  • Correct answer
    C
    12
  • D
    4

Solution

hcp is a closed packed arrangement in which the unit cell is hexagonal and co-ordination number is 12.
Figure

Hence, the correct answer is option: 'C'.

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