VSPER Theory and Hybridization

central atom has two electron groups and 180 degree angles

• linear

• trigonal planar

• bent shape

• tetrahedral

central atom has three electron groups, all bonded, 120 degree angles

• bent

• square pyrimidal

• trigonal bipyramidal

• trigonal planar

central atom has three electron groups, two bonded - one lone pair, 120 degree angles

• linear

• bent shape

• axial position

• tetrahedral

central atom with four electron groups, two bonded - one lone, 120 degree angles.

• tetrahedral

• trigonal planar

• linear

• octahedral

central atom has four electron groups, all bonded, 109 degree angles

• trigonal bipyramidal

• trigonal planar

• trigonal pyramidal

• equatorial position

central atom with four electron groups, two bonded - two lone pairs, 109 degree angles.

• bent

• trigonal bypyramidal (T-shape)

• square planar

• linear

central atom has five electron groups, all bonded, 90 and 120 degree angles.

• trigonal bipyramidal (seesaw)

• trigonal bipyramidal (T-shape)

• trigonal bipyramidal

• trigonal bipyramidal (linear)

positions above and below the central atom

• axial position

• equatorial position

• up-sy down-sy position

• "around the world"

positions in the same plane as the central atom.

• equatorial position

• equator position

• axial position

• axis position

central atom with five electron groups, four bonded - one lone pair, 120 and 90 degree angles.

• trigonal bypiramidal (seesaw)

• trigonal bypiramidal (T-Shape)

• trigonal bypiramidal

• trigonal bypiramidal (linear)