1. Questions From Last Class
Complete the chart:
Identify each compounds as ionic or covalent: CCl4,HCI, MgF2, H2O,NH3, NaCl, OH, H2
Show how the bond forms between Li+Cl, Mg +O (Follow the Octet Rule) as well as Li + O

2. Br P Ne Al Ca Noble gas Kr (spaces) (1) Ion Br Ions and the octet rule
Ar (3)
Ne (0)
Ne (3)
Ar (2)
(spaces)
(1) –
Ion Br
P 3–
none
Al 3+
Ca 2+
35e- + 1 e e-
15e- + 3 e e-
13e- - 3 e e-
20e- - 2e e-

3. CCl4 - Nonmetal (C) + Nonmetal (Cl) (Covalent)
Identify each compounds as ionic or covalent: CCl4,HCI, MgF2, H2O,NH3, NaCl, OH, H2
CCl4 - Nonmetal (C) + Nonmetal (Cl) (Covalent)
HCl - Nonmetal (H) + Nonmetal (Cl) (Covalent)
MgF2 - Metal (Mg) + Nonmetal (F) (Ionic)
H2O - Nonmetal (H) + Nonmetal (O) (Covalent)
NH3 - Nonmetal (N) + Nonmetal (H) (Covalent)
NaCl - Metal (Na) + Nonmetal (Cl) (Ionic)
OH- - Nonmetal (O) + Nonmetal (H) (Covalent)
H2 - Nonmetal (H) + Nonmetal (H) Covalent