A solid compound XY has NaCl structure. If the radius of the cation is 100 pm, the radius of the anion (y^(-))will be

A solid compound XY has NaCl structure. If the radius of the cation is

1.	A solid compound XY has NaCl structure. If the radius of the cation is 100 pm, the radius of the anion (y^(-))will be
Answer» 275.1 PM 322.5 pm 241.5 pm 165.7 pm Solution :In NaCl, Cl' ion from ccp and `Na^(+)` IONS OCCUPY octahedral voids. `R^(+)//r=0.414 or 100/r=0.414 ,` `r^(-)=(100"pm")/0.414=241.5 " pm"`