Intermolecular Forces

Does HCl have hydrogen bonding?

• yes
• no

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.

Does CH₄ have hydrogen bonding?

• yes
• no

Which substance would have the weakest intermolecular forces of attraction?

• CH₄

• NaCl

• H₂O

• MgF₂

Which substance has the weakest intermolecular forces?

• Substance A, boiling point of 75 °C

• Substance B, boiling point of 105 °C

• Substance C, boiling point of 25 °C

• Substance d, boiling point of 45 °C

Intermolecular forces for: CO₂

• Dispersion Force

• Dipole dipole

• Hydrogen bonding

Which force is only found between polar covalent molecules?

• Ionic bond

• Dipole Dipole

• London Dispersion Force

• Ion Dipole bond

All polar covalent molecules contain:

(Check all that apply)

• Hydrogen bonds

• Dipole Dipole

• London Dispersion Forces

• Ionic Bonds

H2O, NH3, and HF all contain:

(Check all that apply)

• Hydrogen Bonds

• Dipole Dipole

• London Dispersion Forces

• Ionic Bonds

Nonpolar molecules all contain

(Check all that apply)

• Hydrogen Bonding

• Dipole Dipole

• London Dispersion Forces

• Ionic Bonds