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30 Nov 2021
Problem 84a
Page 475
Section: Cumulative Problems
Chapter 11: Liquids, Solids, and Intermolecular Forces
Textbook ExpertVerified Tutor
30 Nov 2021
Given information
Consider the body-centered cubic structure shown here.
What is the length of the line (labeled ) that runs from one corner of the cube diagonally through the center of the cube to the other corner in terms of (the atomic radius)?
Step-by-step explanation
Step 1.
The diagonal that runs through the center of the cube to the other corner in a body centred cubic unit cell touches one atom completly as its body centred (one atom is placed at the centre of the unit cell),hence ( ) and two half atoms at the ends or corners of the cube ()
where r is the atomic radius.
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