Bonding Unit Review

Identify the IMF exist in CH₄

• dipole-dipole forces

• london forces

• ion-dipole forces

• hydrogen bonding

Identify the IMF exist in HBr

• london dispersion forces

• hydrogen bonding

• dipole-dipole forces

• ion-dipole forces

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

Forces that holds atoms together within the molecule

• intermolecular forces

• intramolecular forces

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

• london dispersion, hydrogen bonding

• hydrogen bonding, london dispersion

• ionic bonds, london dispersion

Which of the following has the lowest boiling point?

• PH₃

• H₂O

• SiH₄

• NH₃

Tags

NGSS.HS-PS1-1

What explains the very high melting and boiling point of water

• Strong dipole-dipole bonds between water molecules
• Strong hydrogen bonds between water molecules
• Dispersion forces which are present in all molecules
• Asymmetrical shape of the polar bonds.

Tags

NGSS.HS-PS1-3

Does HCl have hydrogen bonding?

• yes
• no

Intermolecular forces for: NH₃

• dispersion forces only

• dispersion forces and hydrogen bonding

• dispersion forces, dipole-dipole forces, and hydrogen bonding

• hydrogen bonding only

London forces are stronger in heavier atoms or molecules, and weaker in lighter atoms or molecules.  Which of these has the strongest London forces?

• F₂
• Br₂
• I₂
• Cl₂