Published by:
CGP EDU Academic Team
Published on: August 12, 2026
In which of the following structures coordination number for cations and anions in the packed structure will be same?
A
ions form fcc lattice and 
ions occupy all octahedral voids of the unit cell
B
ions form fcc lattice and 
ions occupy all the eight tetrahedral voids of the units cell.
C
ions form fcc lattice and 
ions occupy all the eight tetrahedral voids of the unit cell.
D
ions form fcc lattice and 
ions go into alternate tetrahedral voids of the unit cell.
Text Solution
Verified by ExpertsThe correct answer is:
A
In NaCl type unit cell, all cations and anions have a coordination number of 6.
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