Chapter 9- Molecular Shapes and Polarity

What is the group geometry for 2 electron groups?

linear

What is the degree of a linear group geometry?

180

What is the group geometry of a 3 electron group?

trigonal planar

What is the degree of trigonal planar geometry?

120

What is the group geometry of a 4-electron group?

tetrahedral

What is the degree of a tetrahedral?

109.5

What is the group geometry of a 5 electron group?

trigonal bipryamidal

What is the degree of a trigonal biprymadial?

90 and 120

What is the group geometry of a 6 electron group?

octahedral

What is the degree of an octahedral?

90

Which shapes are non-polar?

-linear
- trigonal planar
-tetrahedral
- trigonal bipyramid
- octahedral
- square planar

What type of combinations tend to be nonpolar?

hydrocarbons

What are the degrees for a bent trigonal planar?

~120

What are the degree for trigonal pyramidal?

~109.5

What are the degrees of a bent tetrahedral?

~109.5

What are the degrees of a seesaw?

~90, ~120

What are the degrees of a t-shape?

~90

What are the degrees of a linear trigonal bipyramidal?

180

What are the degrees for a square pyramidal?

~90

What are the degrees of a square planar?

90