Post on 25-May-2015
Ionic and Covalent bonds
Exercise Answers
electron
Mg
O
2+ 2
Mg O
MgO
electron
Mg
O
2+ 2
Li2O
electron
Li
O
+2
Li
+
Li LiO
Li2O
electron
Li
O
+ 2
2
electron
H
C
H
H
H
electron
H
C
H
H
H
CH4
2 shared electrons
2 shared electrons
2 shared electrons
2 shared electrons
electron
C
O
O
electron
C
O
O
CO24 shared electrons
4 shared electrons