Intermolecular Forces

Front

The weaker the intermolecular forces of a substance, the _____________ the boiling point.

Back

lower

Front

Which noble gas has the highest boiling point? Options: Xe, Kr, Ar, He

Back

Xe

Front

Which is the strongest intermolecular force present in HF?

Back

H-bond

Front

Which is the strongest intermolecular force present in I₂, Br₂, and Cl₂?

Back

Dispersion

Front

Which is the strongest intermolecular force present in NaF?

Back

ionic bond

Front

Which of the following has the highest boiling point? Options: H₂, NH₃, N₂, O₂

Back

NH₃

Front

Which of the following has the lowest boiling point? Options: CaCl₂, PH₃, Cl₂, N₂

Back

N₂

Front

Which of the following will take the longest to evaporate? Options: CH₃CH₂OH, CH₃OH, CH₃CH₃

Back

CH₃CH₂OH

Front

Which substance has the weakest intermolecular forces? Substance A: boiling point 75 °C, Substance B: boiling point 105 °C, Substance C: boiling point 25 °C, Substance D: boiling point 45 °C

Back

Substance C: boiling point 25 °C

Front

Water and ammonia molecules are roughly the same size and mass, but ammonia boils at -28°F while water boils at 212°F. What can we conclude about the intermolecular forces between water and ammonia?

Back

Water has stronger intermolecular forces.