posted by jessie on .
Formal charge: kind of confused?
why cant i get -1?
ok in class we did this.
and for O FC= 6-4-3=+1
but S FC = -1 (I get 6-4-1= +1) which is wrong. what am i doing wrong?
i solve by doing: group # - total (bonds and lone pairs(each = 1)) - lone pairs (each pair = 1)