1.

An ionic compound is expected to have tetrahedral structure if `r_(x)//r_(-)` lies in the range ofA. 0.155 to 0.225B. 0.732 to 0.414C. 0.414 to 0.732D. 0.225 to 0.414

Answer» Correct Answer - D
For tetrahedral void `r_(+)/r_(-)` range will be `0.225 lt (r^(+))/(r^(-)) 0.414`


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