Test Preparation on Solid State-II-Chemistry Test Series For NEET-2020


A metal has a fcc lattice. The edge length of the unit cell is
404 pm. The density of the metal is 2.72 g cm-3 . The molar mass
of the metal is
(a) 20g mol-1    (b) 40g mol-1
(c) 30g mol-1    (d) 28g mol-1

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