Total amount of electron groups?
5; 2,3,4,5,6
2 EG + 0 lone pairs shape
Linear
3EG + 0 lone pair shape
trigonal planar
3EG + 1 Lone pair shape
bent
4EG + 0 LP
tetrahedral
4EG + 1LP
Trigonal pyramaid
4EG + 2LP
bent
5EG + O LP
trigonal BIpyramidal
5EG + 1LP
see-saw
5EG + 2 LP
T-structure
5EG + 3LP
Linear
6EG + 0LP
octahedral
6EG + 1LP
square pyramidal
6EG + 2LP
square planar