MHT CET Chemistry question
Not in JEE Main or NEET syllabus
Which of the following statement(s) is/are correct? I. For a simple cubic lattice, and for fcc it is . II. The density of the unit cell for cubic crystals of element is g cm. III. In case of ionic compounds AB having fcc structures as NaCl, edge (a) distance between A and B ions.
Answer: (D)
Solution
I is true (nearest-neighbour distance in sc and in fcc), II is the density formula with in pm, and III is true because
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