What are Iso-electronic species? Arrange the following in the increasing order of their ionic radius N^(-3),Mg^(+2),Na^(+) and O^(-2).

What are Iso-electronic species? Arrange the following in the increasi

1.	What are Iso-electronic species? Arrange the following in the increasing order of their ionic radius N^(-3),Mg^(+2),Na^(+) and O^(-2).
Answer» ANSWER :`N^(-3)GTO^(-2)gtNa^(+)gtMg^(2+)`