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The Solid State
Question
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The number of carbon atoms per unit cell of diamond unit cell is

  • 4

  • 8

  • 6

  • 1

Answer

B.

8

The diamond lattice contains an fcc Bravias point lattice which has two identical atoms per lattice point.
The diamond lattice contains 4 lattice points per unit cell but contains 8 atoms per unit cell.

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Some More Questions From The Solid State Chapter

What type of solids are electrical conductors, malleable and ductile?

Give the significance of a 'lattice point'.

Name the parameters that characterize a unit cell.

Distinguish between Hexagonal and monoclinic unit cells.

Distinguish between Face-centred and end-centred unit cells.

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