In the cubic close packing, the unit cell has

(a) 4 tetrahedral voids each of which is shared by four adjacent unit cell

(b) 4 tetrahedral voids within the unit cell

(c) 8 tetrahedral voids each of which is shared by four adjacent unit cells

(d) 8 tetrahedral voids within the unit cells

Q. Show that in a cubic close-packed structure, eight tetrahedral voids are present per unit cell.

Q. How many of the following statement(s) is/are incorrect regarding tetrahedral voids in fcc lattice?
a) Each body diagonals contains 2 tetrahedral voids
b) Each tetrahedral void contributes $\frac{1}{4^{th}}$ part to a unit cell
c) One tetrahedral void is present at the body centre of unit cell
d) Each face diagonals contains 2 tetrahedral voids

Q.

The number of tetrahedral voids per unit cell in NaCl crystal is ......

(a) 4

(b) 8

(c) twice the number of octahedral voids

(d) four times the number of octahedral voids

Q.

Show that in a cubic packed structure, eight tetrahedral voids are present per unit cell.

Q. The number of tetrahedral voids in hexagonal primitive unit cell is: