Question:medium

Al (at. wt. 27) crystallizes in the cubic system with a cell edge of 4.05AA. Its density is 2.7g cm⁻3. Determine the atom unit cell type and calculate the radius of the Al atom.

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Common metals like Al, Cu crystallize in fcc structure.
Updated On: Mar 19, 2026
  • fcc, 2.432AA
  • bcc, 2.432AA
  • bcc, 1.432AA
  • fcc, 1.432AA
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The Correct Option is D

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