Concept explainers
(a)
Interpretation:
The type of cubic cell unit adopted by CaO needs to be determined.
Concept introduction:
To find the type of unit cell adopted by crystal lattice, ratio between the ionic radius of cation and the anion
Then, a tetrahedral hole of the FCC array of anions occupied by the cation.
Then, an octahedral hole of FCC array of anions occupied by the cation.
Them, a cubic hole of simple cubic array of anions occupied by the cation.
(b)
Interpretation:
The type of cubic cell unit adopted by CuCl needs to be determined.
Concept introduction:
To find the type of unit cell adopted by crystal lattice, ratio between the ionic radius of cation and the anion
Then, a tetrahedral hole of the FCC array of anions occupied by the cation.
Then, an octahedral hole of FCC array of anions occupied by the cation.
Them, a cubic hole of simple cubic array of anions occupied by the cation.
(c)
Interpretation:
The type of cubic cell unit adopted by LiO2 needs to be determined.
Concept introduction:
To find the type of unit cell adopted by crystal lattice, ratio between the ionic radius of cation and the anion
Then, a tetrahedral hole of the FCC array of anions occupied by the cation.
Then, an octahedral hole of FCC array of anions occupied by the cation.
Them, a cubic hole of simple cubic array of anions occupied by the cation.
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General Chemistry: Principles and Modern Applications (11th Edition)
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