Gaseous StateHard
Question
The Ca2+ and F- are located in Caf crystal, respectively at face centred cubic lattice points and in
Options
A.Tetrahedral voids
B.Half of tetrahedral voids
C.Octahedral voids
D.Half of octahedral voids
Solution
F- aretetrahedral voids. Four atoms of Ca2+ and eight atoms of F- arein unit cell. Each F- atom occupies 8 tetrahedral voids.
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