MHT CET 2024 Chemistry question
Not in JEE Main or NEET syllabus
Calculate the density of an element having molar mass 63 g mol that forms fcc structure
Answer: (B)
Solution
Density of a cubic unit cell is . For fcc, . Substituting, \dfrac{4 × 63}{28}\dfrac{252}{28}$ = 9.0\ \text{g
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