CHEM 2061 SI
Chapter 11
Intermolecular Forces
1. List all of the intermolecular forces present from strongest to weakest in a pure sample of each of the following
molecules:
CBr4
SO2
CH3NH2
Kr
CH3CH2CH2CH3
CH3F
CH2O
2. Arrange the following molecules in terms of boiling point from highest to lowest:
H2O
CH3CH3
NH3
Ne
H2S
CHEM 2061 SI
Chapter 11
3. Arrange the following molecules in terms of boiling point from highest to lowest:
N2
Cl2
F2
4. Arrange the following molecules in terms of boiling point from highest to lowest:
HOCH2CH2OH
CH3CH2OH
CH3OCH3
5. Hexane and 2,3-dimethylbutane both have the chemical formula C6H14 and a molar mass of 86.18 g/mol but
have different boiling points. Which has a higher boiling point and why?
2,3-dimethylbutane
Hexane
6. Carbon tetrachloride (CCl4) has a boiling point of 76.7 °C and acetone (C3H6O) has a boiling point of 56.0 °C.
Consider their structures below and explain why CCl4 has a higher boiling point.
Acetone
Carbon tetrachloride