Bond Shapes and Angles

• Linear Arrangement:

  • 2 Bonding Pairs
  • No Lone Pairs
  • Bond Angle 180
  • Example: BeCl2
• Trigonal Planar:

  • 3 Bonding Pairs
  • No Lone Pairs
  • Bond Angle 120
  • Example: AlCl3
• Tetrahedral Arrangement:

  • 4 Bonding Pairs
  • No Lone Pairs
  • Bond Angle 109.5
  • Example: CH4
• Trigonal Bi-Pyramidal

  • 5 Bonding Pairs
  • No Lone Pairs
  • Bond Angle 90, 180, 120
  • Example: PCl5
• Trigonal Pyramidal

  • 3 Bonding Pairs
  • 1 Lone Pairs
  • Bond Angle 107
  • Example: NH3
• Bent Arrangement:

  • 2 Bonding Pairs
  • 2 Lone Pairs
  • Bond Angle 104.5
  • Example: H2O
• Octahedral arrangement:

  • 6 Bonding Pairs
  • No Lone Pairs
  • Bond Angle 180, 90
  • Example: SF6
• Square Planar:

  • 4 Bonding Pairs
  • 2 Lone Pairs
  • Bond Angle 90
  • Example: Pt(NH3)2Cl2