Which of the following elements in $+1$ oxidation state has the largest ionic radius?

From the given set of species,point out the species from each set having the least atomic/ionic radius:
$(A)$ $F^{-}, Na^{+}, Mg^{+2}$
$(B)$ $Ni, Cu, Zn$
$(C)$ $N^{-3}, Cs^{+}, H^{-}$
$(D)$ $Li, Li^{+}, Be^{+2}$

Of the following,the ion with the smallest ionic radius is

The ionic radii of $O^{2-}, F^{-}, Na^{+}$,and $Mg^{2+}$ are in the order :

The correct order of the decreasing ionic radii among the following isoelectronic species is

Which of the following has the largest ionic radius?