CBSE Class 12-science Answered
each edge of a cubic unit cell is 400 pm long. if atomic weight of the element is 120 and its density is 6.25 g/cm3. The crystal lattice is :
a) simple cubic b)BCC
c) FCC c) NONE
Asked by chandlerbong164 | 12 Apr, 2020, 07:22: PM
Expert Answer
Option (b) is correct.
The crystal lattice is bcc.
Given:
Atomic weight, M = 120
NA = 6.022 × 1023
Unit cell, a = 400 pm
= 400 × 10-10
We have,
Answered by Varsha | 13 Apr, 2020, 02:14: PM
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