The number of atoms present in a unit cell of a monoatomic substance with a simple cubic lattice is:

The crystal system of a compound with unit cell dimensions $a = 0.387 \ nm$,$b = 0.387 \ nm$ and $c = 0.504 \ nm$ and $\alpha = \beta = 90^{\circ}$ and $\gamma = 120^{\circ}$ is:

What is the total number of different types of unit cells in a tetragonal crystal system?

For an orthorhombic crystal system,the axial lengths are $a \neq b \neq c$. What are the axial angles?

Heat treatment alters the properties of steel due to:

In a face-centred cubic $(fcc)$ lattice,how many unit cells share a single face?