MHT CET Chemistry question
Not in JEE Main or NEET syllabus
A metal crystallises in a bcc lattice. Its unit cell edge length is about 300pm and its molar mass is about 50 g mol. What would be the density of the metal (in g cm) ?
Answer: (B)
Solution
\dfrac{ZM}{N_A a^3}\dfrac{2 × 50}{6.022×10^{23}×(3×10^{-8})^3}$ = 6.15
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