Inter and Intra Molecular Forces

What explains the very high melting and boiling point of water

• Strong dipole-dipole bonds between water molecules

• Strong hydrogen bonds between water molecules

• Dispersion forces which are present in all molecules

• Asymmetrical shape of the polar bonds.

Which of the following molecules has hydrogen bonding?

• HCl

• HI

• HF

• HBr

Which of the following molecules contains only London dispersion forces?

• CF₄

• HCl

• H₂O

• MgO_(aq)

Which of the following molecules predominantly consists of dipole-dipole forces?

• HF

• Ne

• O₂

• ICl

Which of the following best describes a dipole-dipole interaction?

• A force between two nonpolar molecules

• A force between a polar molecule and a nonpolar molecule

• A force between two polar molecules

• A force between two ions

Which of the following is an example of a substance with strong dipole-dipole interactions?

Which of the following is NOT a type of intermolecular force?

• Dipole-dipole interaction

• London dispersion force

• Covalent bond

• Hydrogen bond

Which of the following best describes the role of intermolecular forces in determining the state of matter?

• They have no effect on the state of matter.

• Stronger intermolecular forces result in a gaseous state.

• Stronger intermolecular forces result in a solid state.

• Intermolecular forces only affect liquids.

Which of the following is a type of intermolecular force?

• Covalent bond

• Hydrogen bond

• Ionic bond

• Metallic bond

Which of the following molecules would likely have the strongest London dispersion forces?