How manu atoms are present in the unit cell of :
(i) Simple cubic
(ii) bcc
(iii) fcc.

How many atoms are there per unit cell in (i) simple cubic arrangement of atoms, (ii) body centred cubicarrangement of atoms, and (iii) face-centred cubic arrangement of atoms?

How many atoms constitute one unit cell of simple cubic crystal?

Na and Mg crystallize in bcc- and fcc-type crystals, the ratio of number of atoms present in the unit cell of their respective crystal is

Assertion(A) : The total number of atoms present in a simple cubic unit cell is one. Reason ( R) : Simple cubic unit cell has atoms at its corners, each of which is shared between eight adjacent unit cells.

The number of carbon atoms present per unit cell of diamond is-

Assertion :- (a) the total number of atoms present in a simple cubic unit cell is one . Reason :-(R ) simple cubic cell has atoms at its corners , each of which is shared between eight adjacent unit cells.

Calculate the efficiency of packing in case of a metal crystal for (i) simple cubic (ii) body-centred cubic (iii) face-centred cubic (with the assumptions that atoms are touching each other)

What is true about a bcc unit cell?

How many atoms can be assigned to its unit cell if an element forms (i) a body centred cubic unit cell (ii) face centred cubic unit cell ?

Which of the following lattice has the highest packing efficiency (i) simple cubic (ii) body-centred cubic (iii) hexagonal close-packed lattice.