Questions
A compound is formed by cation C and anion A. The anions form hexagonal close packed (hcp) lattice and the cations occupy 75% of octahedral voids. The formula of the compound is
detailed solution
Correct option is D
Number of atoms per unit cell in hcp = 6Number of octahedral void in hcp = 6Number of anions per unit cell(A) = 6Number of octahedral voids occupied by cations(C) = 6×75100=92∴ Formula of compound = C3A4Talk to our academic expert!
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Statement 1: Each simple cubic unit cell has 8 atoms.
Statement 2:The total number of atoms in one cubic unit cell is 1.
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