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- Give answer! An element has bcc structure having unit cells 12.08 X 1023. The number of atoms in these cells is :
An element has bcc structure having unit cells 12.08 X 1023 . The number of atoms in these cells is :
- Option 1)
12.08 X 1023
- Option 2)
24.16 X 1023
- Option 3)
48.38 X 1023
- Option 4)
12.08X 1022
Answers (1)
As learnt in
z for body centered unit cell -
Lattice points: at corners and body center of unit cell.
For body centered cubic (BCC), z=2
- wherein
for bcc , Z = 2
Number of atoms = Z x number of unit cells
= 2 x 12.08 x 1023
= 24.16 x 1023
Option 1)
12.08 X 1023
This option is incorrect
Option 2)
24.16 X 1023
This option is correct
Option 3)
48.38 X 1023
This option is incorrect
Option 4)
12.08X 1022
This option is incorrect
View full answer
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