Question

What is the lewis dot structure for Fluoride, F1- and Mg2???

Answer 1

for fluorine [F]1-
the lewis dot structure would have it having a full octet thus 8 electrons since fluorine usually has 7 electrons

Answer 2

I'll try to draw it.
<b>
&nbsp&nbsp..
:F:&nbsp^-1
&nbsp&nbsp..

Mg²⁺

</b> Mg atom would be <b>Mg: </b> but it has lost those two electrons when it becomes the 2+ ion.