Chapter 9: VSEPR Theory Flashcards
Steric Number =2
180 degree bond angle, linear shape
3 bonded atoms + 0 lone pairs
steric number = 3
trigonal planar
120 degree ideal bond angle
2 bonded atoms + 1 lone pair
steric number = 3
<120 degree bond angle
electron pair geometry = trigonal planar
molecular pair geometry = bent (angular)
4 bonded atoms + 0 lone pairs
steric number = 4
109.5 degree ideal bond angle
electron and molecular geometry = tetrahedral
3 bonded atoms + 1 lone pair
steric number = 4
< 109.5 degree ideal bond angle
electron geometry = tetrahedral
molecular geometry = trigonal planar
2 bonded atoms + 2 lone pairs
steric number = 4
< 109.5 degree ideal bond angle
electron geometry = tetrahedral
molecular geometry = bent (angular)
5 bonded atoms + 0 lone pairs
steric number = 5
90 degree and 120 degree ideal bond angle
electron and molecular geometry = trigonal bipyramidal
4 bonded atoms + 1 lone pair
steric number = 5
<90 degree and <120 degree ideal bond angle
electron geometry = trigonal bipyramidal
molecular geometry = seesaw
3 bonded atoms + 2 lone pairs
steric number = 5
<90 degree ideal bond angle
electron geometry = trigonal bipyramidal
molecular geometry = t-shaped
2 bonded atoms + 3 lone pairs
steric number = 5
180 degree ideal bond angle
electron geometry = trigonal bipyramidal
molecular geometry = linear
6 bonded atoms + 0 lone pairs
steric number = 6
90 degree ideal bond angle
electron and molecular geometry = octahedral
5 bonded atoms + 1 lone pair
steric number = 6
<90 degree ideal bond angle
electron geometry = octahedral
molecular geometry = square pyramidal
4 bonded atoms + 2 lone pairs
steric number = 6
90 degree ideal bond angle
electron geometry = octahedral
molecular geometry = square planar
