Intermolecular Forces

Which of the following compounds consists of dipole molecules?

• H₂S

• CH₄

• CO₂

• N₂

Which element is expected to demonstrate the strongest dispersion forces and have the highest boiling point?

• Ne

• Kr

• Xe

• Rn

Tags

NGSS.HS-PS1-1

A compound has the molecular formula C₃₀H₆₂. The compound is known to have nonpolar molecules and exists as a solid at room temperature. Which is the biggest factor responsible for the properties of this compound?

• ion-molecule attractions

• London dispersion forces

• dipole-dipole attractions

• hydrogen bonding

Which statement explains why Br₂ is a liquid at STP and I₂ is a solid at STP?

• Molecules of Br₂ are polar, and molecules of I₂ are nonpolar

• Molecules of Br₂ are nonpolar, and molecules of I₂ are polar

• Molecules of Br₂ have stronger intermolecular forces than molecules of I₂.

• Molecules of I₂ have stronger intermolecular forces than molecules of Br₂.

Tags

NGSS.HS-PS1-3

In which molecule is hydrogen bonding the strongest?

• HF

• HCl

• HBr

• HI

The correct ranking of intermolecular forces in order of greatest to least

• dipole-dipole, Hydrogen bonding, van der Waal forces

• van der Waal forces, hydrogen bonding, dipole-dipole attraction

• Hydrogen bonding, dipole-dipole attraction, van der Waals forces

• van der waal forces, dipole-dipole attractions, Hydrogen bonding

Molecule-ion attraction are found in

• Cu (s)

• CO₂ (g)

• KBr (l)

• NaCl (aq)

Tags

NGSS.HS-PS2-4

These intermolecular forces permit Helium and Hydrogen to exist in liquid or solid phases under conditions of low temperature and high pressure

• molecule-ion attraction

• dipole-dipole attraction

• van der Waal forces

• Hydrogen bonds

Tags

NGSS.HS-PS1-3

Which term represents an intermolecular force in a sample of water?

• hydrogen bonding

• covalent bonding

• metallic bonding

• ionic bonding

The attraction that exists between carbon dioxide molecules in solid carbon dioxide is due to

• covalent bonding

• Hydrogen bonding

• dipole-dipole attractions

• van der Waal forces