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NEET UG CHEMISTRY MCQ: SOLID STATE
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Medium
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Analyzing
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Assertion (A): A crystal having fcc structure is more closely packed than a crystal having bcc structure.
Reason (R): Packing fraction for fcc structure is double than that of bcc structure.
Reason (R): Packing fraction for fcc structure is double than that of bcc structure.
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Correct option: C
(A) is correct but (R) is not correct
Option C ((A) is correct but (R) is not correct) is correct because FCC is more closely packed than BCC, but the packing fraction of FCC is not double that of BCC.
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