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प्रश्न
Define the following term: Primitive unit cells
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उत्तर
Primitive unit cells are defined as the unit cells in which the constituent particles are present only at the corner positions.
संबंधित प्रश्न
How will you distinguish between the following pair of terms?
Crystal lattice and unit cell
Give the significance of a ‘lattice point’.
What is meant by the term ‘coordination number’?
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(FCC) crystal lattice having edge length of 100 pm and density 10 gcm−3
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2) +6 and + 4
3) +6 and +3
4) +3 and + 3
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- How many carbon atoms are present per unit cell?
- What type of lattice does diamond crystallise in?
- How many carbon atoms surround each carbon atom?
- How are they arranged?
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AB crystallises in a body centred cubic lattice with edge length' a' equal to 387 pm The distance between two oppositely charged ions in the lattice is:
