How can you best describe a unit cell?
Arrangement of lattice point in 2D.
Arrangement of lattice point in 3D.
Arrangement of lattice point in any one direction.
Arrangement of lattice point in 1D.
The simplest repeating arrangement of lattice point in 3D is called unit cell.
The sharp melting point of crystalline solid is due to .............
(a) a regular arrangement of constituent particles observed over a short distance in the crystal lattice
(b) a regular arrangement of constituent particles observed over a long distance in the crystal lattice
(c) same arrangement of constitent particles in different directions
(d) different arrangement of constituent particles in different directions
How many lattice points are there in one unit cell of each of the following lattice ?
(i) Face-centred cubic
(ii) Face - centred tetragonal
(iii) Body - centred