Chemical Bonds Review - Part 2

The space occupied by electrons is known as a(n) _________.

• A. dipole

• B. lone pair

• C. bonding pair

• D. electron domain

Molecules that are symmetrical tend to be _________. Molecules that are asymmetrical tend to be _________.

• A. nonpolar; polar

• B. polar; nonpolar

• C. nonpolar; nonpolar

• D. polar; polar

Which of the following statements is true about O2?

• A. The two atoms share 4 electrons.

• B. It has a double bond.

• C. Its electronegativity difference is 0.

• D. All of the above are true.

Which of the following bonds would not be considered a type of intermolecular bond?

• covalent

• hydrogen

• ionic

• metallic

Which intermolecular force is responsible for the high surface tension of water?

• A. London dispersion forces

• B. Hydrogen bonds

• C. Covalent bonds

• D. Dipole-dipole forces

Which statement about the molecule pictured to the right is NOT true?

• A. Electrons are equally shared.

• B. It contains a single bond.

• C. It is polar.

• D. Its electronegativity difference is 0.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following statements is true about VSEPR theory?

• A. It is the tendency for electron pairs to want to be as far apart as possible because valence electrons are repulsed by each other.

• B. It is the tendency for electron pairs to want to be as far apart as possible because valence electrons are attracted to each other.

• C. It is the tendency for electron pairs to want to be as close together as possible because electrons are repulsed by each other.

• D. It is the tendency for electron pairs to want to be as close together as possible because electrons are attracted to each other.

Which statement about the relationship between viscosity and intermolecular forces is true?

• A. The stronger the intermolecular forces, the higher the viscosity.

• B. The stronger the intermolecular forces, the less resistant the fluid is to movement.

• C. The stronger the intermolecular forces, the lower the viscosity.

• D. Both A and B are true.

Which intermolecular force is the weakest?

• A. London dispersion forces

• B. Hydrogen bonds

• C. Covalent bonds

• D. Dipole-dipole forces

Which intermolecular force is the strongest?

• A. London dispersion forces

• B. Hydrogen bonds

• C. Covalent bonds

• D. Dipole-dipole forces