The 3-D Shapes of Molecules
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Molecular Geometries
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  Examples
Linear CO2, BeCl2, HCN
Trigonal Planar CH2O, BCl3, CO32-
Tetrahedral CH4, NH4+, CF4
Trigonal Bipyramidal PF5
Octahedral SF6
Angular, V-shaped, or Bent H2O, NO2-
Trigonal Pyramidal NH3, ClO3-
Square Pyramidal BrF5
Seesaw SF4
Square Planar XeF4
T-shaped ClF3
Ethylene (ethene) C2H4
Acetylene (ethyne) C2H2
Ethanol (ethyl alcohol) CH3CH2OH
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