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WorksheetsIntermolecular Forces and Properties Review
Total questions: 25
Worksheet time: 25mins
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
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
what is the intermolecular forces in H2O ?
London dispersion forces
Dipole - Dipole
Hydrogen bonding
covalent bonding
Which of the following factors plays an important role in the identification of specific intermolecular forces in a molecule?
bond type
density
solubility
molecular polarity
Which of the following is NOT a type of intermolecular force?
Dipole-dipole interaction
London dispersion force
Covalent bond
Hydrogen bond
What type of intermolecular force is primarily responsible for the high boiling point of water?
Ionic bond
Covalent bond
Hydrogen bond
Metallic bond
Which of the following molecules would likely have the strongest London dispersion forces?
Helium ( He )
Neon ( Ne )
Argon ( Ar )
Xenon ( Xe )
Which of the following is an example of a substance with strong dipole-dipole interactions?
Methane ( CH4 )
Ammonia ( NH3 )
Argon ( Ar )
Helium ( He )
Which of the following best describes a dipole-dipole interaction?
A force between two nonpolar molecules
A force between a polar molecule and a nonpolar molecule
A force between two polar molecules
A force between two ions
Which of the following is a type of intermolecular force?
Covalent bond
Hydrogen bond
Ionic bond
Metallic bond
Which of the following best describes the role of intermolecular forces in determining the state of matter?
They have no effect on the state of matter.
Stronger intermolecular forces result in a gaseous state.
Stronger intermolecular forces result in a solid state.
Intermolecular forces only affect liquids.
Which of the following compounds consists of dipole molecules?
H2S
CH4
CO2
N2
What information do we look for on the periodic table if we want to examine intermolecular forces?
atomic mass
atomic number
electronegativity
ionization
Intermolecular forces are the forces
within molecules
between molecules
what is the intermolecular forces in CH4 ?
London dispersion forces
Dipole - Dipole
Hydrogen bonding
covalent bonding
what is the intermolecular forces in H2 ?
London dispersion forces
Dipole - Dipole
Hydrogen bonding
covalent bonding
what is the intermolecular forces in HCl ?
London dispersion forces
Dipole - Dipole
Hydrogen bonding
covalent bonding
Which formula represents a polar molecule?
Cl2
CH4
HCl
CO2
Intermolecular forces for: NH3
Dispersion Force
Dipole dipole
Hydrogen bonding
Which substance has the weakest intermolecular forces?
Substance A, boiling point of 75 °C
Substance B, boiling point of 105 °C
Substance C, boiling point of 25 °C
Substance d, boiling point of 45 °C
The weaker the intermolecular forces of a substance the _____________ the boiling point
higher
lower
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
Which of the following intermolecular forces is primarily responsible for the liquid state of bromine at room temperature?
Ion-dipole interactions
London dispersion forces
Dipole-dipole interactions
Hydrogen bonding
In an experiment, a student observes that a liquid has a high surface tension. Which intermolecular force is most likely responsible for this observation?
London dispersion forces
Dipole-dipole interactions
Hydrogen bonding
Ionic bonding
Which of the following substances would you expect to have the highest boiling point due to strong hydrogen bonding?
Methanol (CH_3OH)
Ethanol (C_2H_5OH)
Water (H_2O)
Ammonia (NH_3)
