Review States (IMFs & Solutions)

Which state of matter have the weakest intermolecular forces (attraction between the different particles)?

• solid

• liquid

• gas

Tags

NGSS.HS-PS1-3

What statement best 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.

Tags

NGSS.HS-PS1-3

All molecules have London forces between them, but some molecules can have additional types of intermolecular forces.  Which of these molecules has ONLY London dispersion forces?

• I₂

• NH₃
• OCl₂
• SH₂

Which substance would have the weakest intermolecular forces of attraction?

• CH₄

• NaCl

• H₂O

• MgF₂

Tags

NGSS.HS-PS1-3

What is the strongest intermolecular force for NH₃

• Dispersion Force

• Dipole dipole

• Hydrogen bonding

What would be the strongest IMF between 2 of these molecules?

• London Dispersion

• Dipole
• Hydrogen bond

Tags

NGSS.HS-PS1-3

Which noble gas has the highest boiling point?

• Xe
• Kr
• Ar
• He

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

• dipole dipole
• H-bond
• London Dispersion

• metallic

H₂S has what kind of intermolecular force as its strongest IMF?

• dipole dipole
• London dispersion

• H-bond
• ionic

Which of the following has the highest boiling point?

• H₂
• NH₃
• N₂
• O₂