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The Solid State — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryThe Solid State1 Mark
Question
A compound $\mathrm{AB}_2$ possesses the $\mathrm{CaF}_2$ type crystal structure. Write the coordination number of $\mathrm{A}^{2+}$ and $\mathrm{B}^{-}$ions in its crystals.
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Answer

Coordination no. of A = 8, Coordination no. of B = 4.

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