Intermolecular Forces Supplemental Review

Drag and Drop

London Dispersion Forces are an example of ​

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forces. They can occur between ​

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molecules. They occur when random electron movement creates a ​

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dipole that attracts other molecules

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intermolecular

polar and nonpolar

temporary

intramolecular

polar

nonpolar

permanent

Multiple Choice

Will this molecule be polar or nonpolar? CH₄

• polar
• nonpolar

Multiple Select

Which is correct about this drawing? Choose 2 answers.

• A is pointing to a covalent bond

  B is pointing to a hydrogen bond

• A is pointing to a hydrogen bond

  B is pointing to a covalent bond

• A would take more energy to break compared to B

• B would take more energy to break compared to A

Multiple Choice

Which of the following has the highest boiling point?

• H₂
• NH₃
• N₂
• O₂

Match

Identify the correct intermolecular force for each state of matter.

medium IMF

low IMF

high IMF

• medium IMF

• low IMF

• high IMF

Reorder

Reorder the following from lowest to highest boiling point.

• Weak intermolecular forces

• Strong Intermolecular Forces

• Very Strong Intermolecular Forces

1

2

3

• 1
• 2
• 3

Drag and Drop

Intermolecular Forces include :​ ​ ​ ​ ​ ​ ​ ​​

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​

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Drag these tiles and drop them in the correct blank above

Hydrogen Bonds

Dipole-Dipole Interactions

Dispersion Forces

Covalent Bonds

Ionic Bonds

Metallic Bonds

Multiple Choice

How will the following molecule bond with itself?

• Dispersion
• Dipole
• Hydrogen bond

Dropdown

On the stove, when I heat water until it bubbles to cook something, the water is changing from a​

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to a ​

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. This state of matter change is called ​​

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.​

Dropdown

At Halloween, some people use dry ice to create a fog effect. The dry ice is changing from a​ ​

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to a ​

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. This state of matter change is called ​​

Select answer

.​

Match

Match the following

• solute

• solvent

• solution

• solubility

• solvation

the substance being dissolved

the substance doing the dissolving

homogeneous mixture

the ability of a substance to dissolve

the process of dissolving

• the substance being dissolved

• the substance doing the dissolving

• homogeneous mixture

• the ability of a substance to dissolve

• the process of dissolving

Labeling

Label the diagram with the appropriate word to describe changing the state of matter.

Drag labels to their correct position on the image

deposition

sublimation

freezing

imitation

melting

evaporation

condensation

Match

Match the letter in the picture with the word

• A

• C

• E

all solid

all liquid

all gas

• all solid

• all liquid

• all gas

Open Ended

Explain the significance of hydrogen bonding in water and its effect on boiling points.

Multiple Choice

Which of the following describes the changes in forces of attraction that occur as H₂O changes phase from a liquid to a vapor?

• H – O bonds break as H – H and O – O bonds form.

• Hydrogen bonds between H₂O molecules are broken.

• Covalent bonds between H₂O molecules are broken.

• Ionic bonds between H⁺ ions and OH^- ions are broken.

Multiple Choice

What factors increase the rate of dissolving a solid?

• Temperature increases

• Stirring/Agitation increases

• Surface area increases

• All of the above

Multiple Choice

Which substance would you expect to have the highest boiling point, assuming similar molar masses?

• CO2 (nonpolar, only London dispersion forces)

• CH4 (nonpolar, only London dispersion forces)

• H2S (polar, dipole–dipole interactions)

• NH3 (polar, hydrogen bonding)

Multiple Choice

Which set of conditions will cause a solid solute to dissolve in water the fastest?

• Cold water, large chunks, no stirring

• Warm water, large chunks, no stirring

• Cold water, powdered solute, stirring

• Warm water, powdered solute, stirring

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident