Quiz on Polarity and Intermolecular Forces

What is the primary factor that determines bond polarity?

• Difference in electronegativity

• Similarity in atomic size

• Electron affinity

• Number of neutrons

Which type of bond is characterized by the sharing of electrons between atoms?

• Covalent bond

• Dipole-dipole interaction

• Ionic bond

• Metallic bond

What type of intermolecular force is the weakest?

• Ionic bonding

• Covalent bonding

• Hydrogen bonding

• London Dispersion Forces

Which molecule is an example of a polar molecule?

• Nitrogen (N2)

• Oxygen (O2)

• Methane (CH4)

• Water (H2O)

What is the result of a small difference in electronegativity (less than 0.4) between two atoms?

• Ionic bond

• Polar covalent bond

• Metallic bond

• Nonpolar covalent bond

Which type of intermolecular force occurs between all atoms and molecules due to the random motion of electrons?

• London Dispersion Forces

• Dipole-dipole forces

• Hydrogen bonds

• Covalent bonds

What does a large difference in electronegativity (greater than 1.7) between two atoms result in?

• Metallic bond

• Polar covalent bond

• Nonpolar covalent bond

• Ionic bond

Which molecule's structure allows for hydrogen bonding?

• Carbon dioxide (CO2)

• Boron trifluoride (BF3)

• Helium (He)

• Water (H2O)

What is the effect of molecular geometry on the polarity of molecules?

• Changes the atomic number

• Only affects the color of the molecule

• Has no effect on polarity

• Determines the overall molecular polarity

Which of the following is not a type of dipole-dipole interaction?

• London Dispersion Forces

• Hydrogen bonding

• Metallic bonding

• Dipole-dipole forces