chapter 12 and 13 intermolecular forces

Which noble gas has the highest boiling point?

• Xe
• Kr
• Ar
• He

Tags

NGSS.HS-PS1-1

Type of intermolecular force present in HF.

• dipole dipole
• dispersion
• H-bond
• ionic

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

• dipole dipole
• H-bond
• dispersion
• metallic

H₂S has what kind of intermolecular force?

• dipole dipole
• dispersion
• H-bond
• ionic

Which of the following has the highest boiling point?

• H₂
• NH₃
• N₂
• O₂

Tags

NGSS.HS-PS1-3

Which of the following has the lowest boiling point?

• CaCl₂
• PH₃
• Cl₂
• N₂

What explains the very high melting, boiling point of water, and the density of solid water being less than the density of liquid 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 has hydrogen bonding?

• CBr₄

• NO₂

• H₂S

• NH₃

All molecules have London forces between them, but dipole-dipole and hydrogen bonding are so much stronger that when they are present we can ignore London forces. Which of these has ONLY London forces?

• I₂

• NH₃

• CH₂Cl₂

• SO₂

Which substance would have the weakest intermolecular forces of attraction?

• CH₄

• NaCl

• H₂O

• MgF₂

Tags

NGSS.HS-PS1-3