Which of the following orders of ionic radii is correctly represented?

Options

A. `H^(-) gt H^(+) gt H`
B. `Na^(+)gtF^(-) gt O^(2-)`
C. `O^(2-)gtF^(-) gt Na^(+)`
D. `AI^(3+) gt Mg^(2+) gt N^(3-)`.

Answer

C