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CBSE Class 12-science Answered

Aluminium crystallizes as FCC. Calculate number of atoms that wil be present in the unit cell.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer

The face centered cubic structure has atoms located at each of the corners and the centers of all the cubic face Eight eighths from corners atoms and six halves of the face atoms. 8 Corners  x 1/8 = 1 and 6 Faces x 1/2 = 3 therefore total 4 atoms.

Answered by | 04 Jun, 2014, 03:23: PM
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