Intermolecular Forces & Properties

To form a hydrogen bonding, Hydrogen needs to attract to the highly electronegative elements such us _____, _____, and ____

• chlorine, fluorine, and oxygen

• fluorine, oxygen, and sulfur

• fluorine, bromine, and oxygen

• fluorine, oxygen, and nitrogen

Dipole-Dipole forces are stronger than _______ and weaker than _________ interactions.

• london dispersion, ion-dipole

• hydrogen bonding, london dispersion

• ion-dipole, london dispersion

Which of the following has the lowest boiling point?

• HCl

• H₂O

• F₂

• NaCl

Tags

NGSS.MS-PS1-4

What are intermolecular forces?

• Forces that attract electrons (-) to protons (+)

• Forces that happen when an molecule has too many electrons

• Attraction forces between 2 or more molecules

• Attraction forces between 2 or more atoms in a molecule

___________ is the weakest intermolecular force

• Polar bonds

• Hydrogen Bonds

• Dipole-Dipole Forces

• London Dispersion

___________ is the strongest intermolecular force

• Polar bonds

• Hydrogen Bonds

• Dipole-Dipole Forces

• London Dispersion

A temporary electrical charge imbalance that causes molecules to attract is called...

• Hydrogen Bond

• London Dispersion Force

• Dipole-Dipole Forces

• Covalent Bond

What type of force is labeled as "1" in the following picture? (choose the best answer)

• London Dispersion

• Dipole-Dipole

• Hydrogen Bond

• Ion-Dipole

Answer explanation

Hydrogen bonds are a type of dipole-dipole force that is specific to certain elements

Tags

NGSS.HS-PS1-3

Alcohol will boil before water because...

• There is more cohesion between alcohol molecules causing them to stick together

• There are hydrogen molecules in alcohol making it boil faster

• The intermolecular forces holding water molecules together are stronger

• The intermolecular forces holding alcohol molecules together are stronger

Tags

NGSS.HS-PS1-3

An intermolecular force of attraction between two polar molecules.

• Dipole-dipole

• London Dispersion Forces

• Hydrogen Bonding

• Ionic