How many number of atoms are present in fcc unit cell ?

1.	How many number of atoms are present in fcc unit cell ?
Answer» 4 3 2 1 Solution :In FACE CENTRED cubic structure 8 ATOMS at corner and six at the centre of each are PRESENT, the contribution will be `= 8xx(1)/(8)+6xx(1)/(2)=1+3=4` atoms per unit cell.

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