How many types of cubic unit cell exits?

Metallic iron crystallizes in a particular type of cubic unit cell. The unit cell edge length is 287 pm. The density of iron is 7.87 gcm^(-3) . How many iron atoms as there within one unit cell? [Given : N_A=6.0233 xx 10^(23) , M=55.845 g mol^(-1) ]

The three types of cubic unit cells are --------, ------------ and -------

The density of an cubic unit cell is 10.5 g cm^(-3) . If the edge length of the unit cell is 409 pm. Find the structure of the crystal lattice (Atomic mass = 108).

In the figure given below, four parallelograms are shown. How many parallelograms are a unit cells?

How many types of amino acids are present in a protein?

The edge length of a face-centred cubic unit cell is 508 pm . If the radius of the cation is 110 pm the radius of the anion is

How many types of restriction endonucleases are found? Why they are called as molecular scissors?

How many types of carbon - carbon bonds are present in 1-butyne ?

The number of atoms in a face centred cubic unit cell is:

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?