Which of the follWhich of the following electron configuration correctly shows the $M{g}^{+2}$ ion?

Choose all that apply

$[Ne]3s^2$

$1s^{2}2s^{2}2p^6$

$1s^{2}2s^{2}2p^{6}3s^2$

$1s^{2}2s^{2}2p^{6}3s^{2}3p^6$owing electron configuration correctly shows the Mg$+2$ ion?

Choose all that apply

Question $9$ options:

$[$Ne$]3$s$2$

$1$s$22$s$22$p$6$

$1$s$22$s$22$p$63$s$2$

$1$s$22$s$22$p$63$s$23$p$6$