Number of atoms in hcp unit cell is
a) 4
b) 6
c) 12
d) 7

Match the type of unit cell given in Column I with the features given in Column II. coloumn I (i) primitive cubic unit cell (ii) Body centred cubic unit cell (iii) Face centred cubic unit cell (iV) End centred orthohomic unit cell Column -II (a) Each of the three perpendicular edges compulsorily have the different edge length i.e., anebbec (b) Number of atoms per unit cell is one (c) Each of the three perpendicular edges compulsorily have the same edge length i.e., a=b=c (d) In additions to the contribution from the corner atoms the number of atoms present in a unit cell is three.

The number of atoms in hcp unit cell is………… .

If the total number of atoms per unit cell in an hcp structure and a bcc structure gets halved, then ratio of percentage voids in hcp and bcc structures is

The volume of the HCP unit cell is

Number of atoms per unit cell in fcc and bcc unit cells are 4 and 2 respectively. Given statement wrong or right?

Volume of HCP unit cell is: