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Question
Copper crystallizes as face centered cubic lattice, with edge length of unit cell 361 pm. Calculate the radius of copper atom.
Options
108.6 pm
127.6 pm
157.6 pm
181.6 pm
MCQ
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Solution
127.6 pm
Explanation:
For FCC crystal, r = `sqrt2/4 "a" = sqrt2/4 xx 361` = 127.6 pm
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