NEET Chemistry The Solid State Questions Solved


The most efficient packing of similar spheres is obtained in 

1. the simple cubic system and the body centered cubic system

2. the simple cubic system and the hexagonal close packed system

3. the face centered cubic system and the hexagonal close packed system

4. the body centered cubic system and the face centered cubic system

(3) The hexagonal close packing and the face-centred cubic system have the closest packing as their packing efficiency is 74%.

Difficulty Level:

  • 9%
  • 14%
  • 70%
  • 10%
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