Overall%20goal:

1
Overall goal
2
Bond

• Force that holds groups of two or more atoms
  together and makes them function as a unit.
• Bond is more stable than the two separated atoms
  (lower energy state).

3
Ionic Bonding
4
Covalent Bonding
5
Electronegativity
6
Polar Covalent Bonding
7
Clicker 1

• Rank the following bonds from least polar to most
  polar
• Si-Cl P-Cl Mg-Cl S-Cl
• A) S-Cl, P-Cl, Mg-Cl, Si-Cl
• B) P-Cl, S-Cl, Si-Cl, Mg-Cl
• C) Mg-Cl, Si-Cl, P-Cl, S-Cl
• D) Mg-Cl, S-Cl, P-Cl, Si-Cl
• E) S-Cl, P-Cl, Si-Cl, Mg-Cl

8
Clicker 2

• How many electrons would hydrogen have to share
  in a covalent bond in order to have a noble gas
  electron configuration?
• A) 0
• B) 2
• C) 3
• D) 6
• E) 8

9
General Rules

• Follow the octet rule.
• Follow the duet rule for hydrogen.
• The total number of electrons in your Lewis
  structure must equal the total number of valence
  electrons.
• The least electronegative atom is typically the
  central atom (except for hydrogen).