Chemical bonding : Lesson 7

Chemical bonding : Lesson 7

by Mohamad Termizi Nurdin

Multiple Choice

Intermolecular forces for: CO₂

• Dispersion Force

• Dipole dipole

• Hydrogen bonding

Multiple Choice

Intermolecular force present in HCl?

• dipole dipole
• dispersion
• H-bond
• ionic

Multiple Choice

Hydrocarbons will have which type of intermolecular forces?

• Dispersion
• dipole
• hydrogen bonds

Multiple Choice

Type of intermolecular force present in I₂, Br₂, and Cl₂.

• dipole dipole
• H-bond
• dispersion
• metallic

Multiple Choice

H₂S has what kind of intermolecular force?

• dipole dipole
• dispersion
• H-bond
• ionic

Multiple Choice

Intermolecular forces are the forces

• within molecules
• between molecules

Multiple Choice

Which of the following has the lowest boiling point?

• CaCl₂
• PH₃
• Cl₂
• N₂

Multiple Choice

Intermolecular forces for: NH₃

• Dispersion Force

• Dipole dipole

• Hydrogen bonding

Multiple Choice

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.

Multiple Choice

Does H₂O have hydrogen bonding?

• yes
• no

Multiple Choice

Does HF have hydrogen bonding?

• yes
• no

Multiple Choice

Which is the second strongest intermolecular force, after hydrogen bonding?

• dipole-dipole attraction
• London forces

Multiple Choice

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