Intermolecular Forces

Intermolecular forces occur ____________

• Between different molecules

• Within a single molecule

Intermolecular forces tend to be _____________ than intramolecular forces

• stronger

• weaker

True or false: Intermolecular forces are caused by the attraction between opposite charges.

• True

• False

The strength of the intermolecular attraction ______________ with increasing distance

• increases

• decreases

• stays the same

A substance with strong intermolecular forces will tend to have a _____________ boiling point than one with weak intermolecular forces

• lower

• higher

Which of the following is the strongest intermolecular force

• Dipole-Dipole interaction

• Ionic bonding

• Hydrogen Bonding

• London Dispersion Force

Water is a highly polar molecule in which the positively charged hydrogen atom of one molecule is attracted to the negatively charged atoms of other molecules. This is an example of _____________-

• Ionic Bonding

• Hydrogen Bonding

• Dispersion Force

In non-polar molecules, temporary dipoles are created by the movement of ______________ resulting in London dispersion forces

• protons

• neutrons

• electrons

Which is the weakest intermolecular force?

• Ionic Binding

• Hydrogen Bonding

• London Dispersion Force

• Dipole-Dipole interaction

In a ___________, intermolecular forces hold the individual particles in place

• solid

• liquid

• gas