Thou Shalt Not Forget - topics 6&7

Rank the intermolecular forces from weakest to strongest

• dipole-dipole

• London dispersion forces

• hydrogen bonding

• ion-dipole

Which of the following has the strongest IMFs?

• F₂

• Cl₂

• Br₂

• I₂

Which of the following has the strongest IMFs?

• HF

• HCl

• HBr

• HI

Which of the following has hydrogen bonding? (Select all that apply)

• CH₄

• H₂

• NH₃

• CH₃OH

Which of the following has the highest melting point?

• CCl₄

• H₂O

• HCl

• Cl₂

Which of the following has the lowest boiling point?

• CaS

• HF

• H₂

• H₂S

As the strength of intermolecular forces increases, the vapor pressure of a substance _________.

A substance is observed to have a high melting point and conducts electricity as an aqueous solution but not as a solid. What is the substance?

• an ionic solid

• a molecular solid

• a metal

• a covalent network solid

Tags

NGSS.HS-PS1-3

A substance is observed to have a low melting point and does not conduct electricity as a solid or aqueous solution. What is the substance?

• an ionic solid

• a molecular solid

• a metal

• a covalent network solid

A substance is observed to have a very high melting point and does not conduct electricity as a solid or aqueous solution. What is the substance?

• an ionic solid

• a molecular solid

• a metal

• a covalent network solid