Intermolecular Forces

Which sample has hydrogen bonding?

• H₂S

• CH₄

• NH₃

• HI

Which substance would we predict to have the lowest boiling point?

• CH₄

• NaCl

• H₂O

• MgF₂

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

• higher

• lower

Tags

NGSS.HS-PS1-3

Which of these has the strongest London forces?

• F₂

• Br₂

• I₂

• Cl₂

Rank these in order of strength:
covalent bond
London forces
hydrogen bond
dipole-dipole attraction

• dipole-dipole>covalent bond>hydrogen bond>London
• London>dipole-diple>hydrogen bond>covalent bond
• covalent bond>hydrogen bond>dipole-dipole>London
• hydrogen bond>dipole-dipole>London>covalent bond

Tags

NGSS.HS-PS1-3

Which noble gas has the highest boiling point?

• Xe
• Kr
• Ar
• He

Intermolecular forces are the forces

• within molecules
• between molecules

Which of the following has the highest boiling point?

• CaCl₂

• PH₃

• Cl₂

• N₂

What type of forces will CH₃OCH₃ have?

• London Dispersion

• London Dispersion and Dipole Dipole

• London Dispersion, Dipole Dipole and Hydrogen bonding

• Ionic Bonding

Why does water have a higher boiling point that hydrogen fluoride?

• Oxygen has a lower electronegativity

• Water is a smaller molecule

• Water can make two hydrogen bonds

• Water is wet