During the formation of which of the following ionic species, the process will be exothermic and endothermic respectively

$Na\to N{a}^{+}$ (endothermic); $Cl\to C{l}^{-}$ (exothermic); $F\to F^{-}$ (exothermic); $O\to O^{-}$ (exothermic); $O^{-}\to O^{2-}$ (endothermic);   $O^{-}\to O^{2-}$ (endothermic): $Ne\to N{e}^{+}$ (endothermic); 
$Mg\to M{g}^{2+}$ (endothermic); $Br\to B{r}^{-}$ (exothermic)