IMFS Lesson

Multiple Choice

Which of these is not an intermolecular force?

• Covalent bonding

• Hydrogen bonding

• London dispersion forces

• Dipole-dipole forces

Multiple Choice

What is the basis of hydrogen bond?

• Attraction forces between hydrogen atom bonded with another hydrogen atom

• Attraction forces between hydrogen atom bonded with a high electronegativity atom (F, O, N)

• Attraction forces between hydrogen atom bonded with a high electronegativity atom (F, O, N) with atom (F, O, N) of another molecule

• Attraction forces between hydrogen atom with another hydrogen atom of another molecule

Multiple Choice

Only polar molecules with H-F, H-N, or H-O bonds feel this kind of Intermolecular forces

• Hydrogen Bonding

• Dipole-dipole forces

• London dispersion forces

Multiple Choice

Which type of intermolecular force is the strongest?

• Hydrogen bonding

• Dipole-dipole forces

• London dispersion forces

Multiple Choice

Which statement explains why water molecules stick together?

• both sides are negative
• one side has a positive charge and the other side has a negative charge
• one side has a negative charge adn the other side has a neutral charge
• both sides are positive

Multiple Choice

Water is polar. What does that mean?

• it is a molecule with opposite charges on opposite ends

• it is a molecule with no charge

• it is a molecule with identical charges on opposite ends

• it is a molecule with too many protons