1.

In `A^(+)B^(-)` ionic compound, radii of `A^(+) and B^(-)` ions are 180 and 187pm respectively. The crystal structure of the compound will beA. NaCl typeB. CsCl typeC. ZnS typeD. similar to diamond

Answer» (b) `(r^(+))/(r^(-))=(180)/(187)=0.96`, this value lies in the range of 0.732-1.000


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