Question
Chemistry Question on packing efficiency
Percentage of free space in cubic close packed structure and in body centred packed structure are respectively
A
30% and 26%
B
26% and 32%
C
32% and 48%
D
48% and 26%
Answer
26% and 32%
Explanation
Solution
packing fraction of cubic close packing and body centred packing are 0.74 and 0.68 respectively.