Which one of the following is the correct order of inoic radii ?

1.	Which one of the following is the correct order of inoic radii ?
Answer» `Na^(+) lt MG^(2+) lt AL^(3+) lt Si^(4+)` `Al^(3+) lt Si^(4+) lt Na^(+) lt Mg^(2+)` `Si^(4+) lt Al^(3+) lt Mg^(2+) lt Na^(+)` `Mg^(2+) lt Na^(+) lt Si^(4+) lt Al^(3+)` Answer :C

Discussion