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Question: Answered & Verified by Expert
Percentage of free space in cubic close packed structure and in body centred packed structure are respectively
ChemistrySolid StateJEE MainJEE Main 2010
Options:
  • A
    $30 \%$ and $26 \%$
  • B
    $26 \%$ and $32 \%$
  • C
    $32 \%$ and $48 \%$
  • D
    $48 \%$ and $26 \%$
Solution:
1653 Upvotes Verified Answer
The correct answer is:
$26 \%$ and $32 \%$
Packing fraction of cubic close packing and body centred packing are $0.74$ and $0.68$ respectively.

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