AP Chem IMF and Bonding

In solid methane, the forces between neighboring CH₄ molecules are best characterized as

• ionic bonds

• covalent bonds

• hydrogen bonds

• ion-dipole forces

• London (dispersion) forces

A certain crystalline substance that has a low melting point does not conduct electricity in solution or when melted. This substance is likely to be

• a covalent network solid

• a metallic solid

• a polymer

• an ionic solid

• a molecular solid

CH₄

• metallic
• atomic/molecular
• covalent network
• ionic

Au

• metallic
• atomic/molecular
• covalent network
• ionic

C_diamond

• metallic
• atomic/molecular
• covalent network
• ionic

What type of solid is both ductile and malleable?

• ionic
• metallic
• network
• molecular

Which statement explains why Br₂ is a liquid at STP and I₂ is a solid at STP?

• Molecules of Br₂ are polar, and molecules of I₂ are nonpolar

• Molecules of Br₂ are nonpolar, and molecules of I₂ are polar

• Molecules of Br₂ have stronger intermolecular forces than molecules of I₂.

• Molecules of I₂ have stronger intermolecular forces than molecules of Br₂.

Which compound in liquid form will have the highest vapor pressure?

• CH₄

• CH₃CH₃

• CH₃COCH₃

• CH₃CH₂OH

Which type of IMF is responsible for the attraction pictured above?

• Dipole-Dipole Interaction

• Ion-Dipole Interaction

• Hydrogen Bonds

• Covalent Bond

• Ionic Bond

Which noble gas has the highest boiling point?

• Xe
• Kr
• Ar
• He