Structures, polarity and intermolecular forces

Which of these is not an intermolecular force?

• covalent bonding
• hydrogen bonding
• London dispersion forces
• dipole-dipole forces

Intermolecular forces are the forces

• within molecules
• between molecules

Tags

NGSS.HS-PS1-3

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4
• 6
• 8
• 2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If electrons are shared unequally then the bond is....

• Non-polar covalent
• Ionic
• Non-polar ionic
• Polar covalent

If electrons are shared equally then the bond is....

• Non-polar covalent
• Ionic
• Non-polar ionic
• Polar covalent

Metals and nonmetals form which kind of bond?

• Polar covalent
• Ionic
• Non-polar covalent
• Metallic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How strongly an atom attracts electrons in a bond is called....................

• Ionization energy

• Electronegativity

• Electricity

• Nuclear force

In general, substances with stronger intermolecular forces have ________ boiling points than those with weaker forces

• Higher
• Lower
• Forces and boiling point are not related

Tags

NGSS.HS-PS1-3

In the correct Lewis structure for CH_4, how many unshared electron pairs surround the carbon?

• 2
• 8
• 0
• 4

Tags

NGSS.MS-PS1-1

Which of the following is an acceptable Lewis structure for CH₃Cl?

• Option A
• Option B
• Option C
• Option D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2