Question

How many no. of effective atoms in ECC ?​

Answer 1

Answer:

Two atoms are present in end centred cubic unit cell.

Explanation:

Number of atoms at the corners + Number of atoms at the centre

Number of atoms in an end centred cubic unit cell=

8×1/8 + 2 x ½ = 2 atoms

Hence total atoms present in end centred cubic cell= 2 atoms

Hope it's helpful. ☺

Answer 2

Answer:

Two atoms are present in end centred cubic unit cell.

Explanation:

Number of atoms at the corners + Number of atoms at the centre

Number of atoms in an end centred cubic unit cell=

8×1/8 + 2 x ½ = 2 atoms

Hence total atoms present in end centred cubic cell= 2 atoms