Name:____________________

Chemistry 112 Review

Notate if the qualities below resemble the characteristics of the liquid phase (L) of matter, the solid phase (S) or the

gas phase (G). More than one answer for each is possible.

_______ Assumes shape of container

_______ Condensed States of Matter

_______ Surface Tension forms drops

True/False: Notate if the statement given is true or false. If false, offer a short explanation.

_______ Molecules at the surface of a liquid are lower energy than those at the surface.

_______ The strongest attractive force between molecules are those present in solid states of matter.

_______ The three types of interactions are dipole-dipole interactions, London dispersion forces, and

Hydrogen bonding.

_______ As the distance between molecules increase, the dipole-dipole interactions increases.

_______ Fats and lipids exhibit strong dipole interactions in the phospholipids bilayers that make up cells.

_______ The bubbles in boiling water have an internal pressure greater than that of the surrounding

atmosphere.

Multiple Choice: Select the best possible choice for the answer.

1) Which of the following liquids would have the highest viscosity at 25°C?

A. CH3OCH3 B. CH2Cl2

C. C2H5OH

D. CH3Br

E. HOCH2CH2OH

2) Which of the following properties indicates the presence of strong intermolecular forces in a liquid?

A. a low heat of vaporization

B. a low critical temperature

C. a low vapor pressure

D. a low boiling point

E. none of these

3) 16) Which property of water allows a razor blade to float on it without sinking?

A. viscosity

B. surface tension

C. density

D. specific heat

E. triple point