Chemistry - Solid State Question with Solution | TestHub
ChemistrySolid StateVoids or Interestitial SitesEasy2 minQB
ChemistryEasysingle choice
Which of the following statement is correct for a two dimensional hexagonal close packed layer of identical particles?
Options:
Answer:
C
Solution:
(A) Wrong: each sphere is surrounded by 6 other particles, not 12.
(B) Wrong: the packing efficiency of the layer is 90.63%, not 74%.
(C) Correct: each void is surrounded by 3 spheres.
(D) Wrong: the effective number of particles in each hexagonal unit cell is 3, not 4.
Answer (C).
Stream:JEESubject:ChemistryTopic:Solid StateSubtopic:Voids or Interestitial Sites
⏱ 2mℹ️ Source: QB
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