Question

In a body centered cubic cell, an atom at the body center is shared by:

• A. 1 unit cell
• B. 2 unit cells
• C. 3 unit cells
• D. 4 unit cells

Answer 1

The correct option is A 1 unit cell

In body centred cubic cell, an atom at the body-centre is shared by $1$ unit cell.
Thus, this atom contributes one atom to the unit cell.

Hence, the correct option is $\text{A}$