CHM 1046: Review Structure and Properties
Name: ______________________________
In groups, compare the chemical structures for the following two compounds, (CH3)3N and
(CH3)2NH, by answering the following questions.
1. Draw the Lewis structures for:
(CH3)3N
(CH3)2NH
2. Identify the following information for each structure:
Compound
Hybridization?
Electron Pair
Geometry?
Molecular
Shape?
Bond Angle? Polar or
Nonpolar?
(CH3)3N
(CH3)2NH
3. Draw three molecules of each compound to illustrate each IMF present in (CH3)3N.
London dispersion forces (if applicable):
Dipole-dipole interactions (if applicable):
Hydrogen bonding (if applicable):
CHM 1046: Review Structure and Properties
Name: ______________________________
4. Draw three molecules of each compound to illustrate each IMF present in (CH3)2NH.
London dispersion forces (if applicable):
Dipole-dipole interactions (if applicable):
Hydrogen bonding (if applicable):
5. Identify the strongest intermolecular force for each of the compounds.
(CH3)3N à
(CH3)2NH à
6. Make an argument for which substance has a higher BP and be sure to explain why.
a. Claim:
b. Evidence:
c. Reasoning: