Question 1

Which of the following statements regarding the solid state is incorrect?

Accepted Answer

A) Many metals follow a close-packing arrangement of their atoms, much like the way fruit is stacked in the grocery store. 
B) The forces holding the particles together in a solid will affect their properties. 
C) Network solids tend to have very high melting points. 
D) Nonpolar molecular solids tend to be good conductors of heat and electricity. 
E) Ionic solids tend to be brittle. 
A) Many metals follow a close-packing arrangement of their atoms, much like the way fruit is stacked in the grocery store. 
B) The forces holding the particles together in a solid will affect their properties. 
C) Network solids tend to have very high melting points. 
D) Nonpolar molecular solids tend to be good conductors of heat and electricity. 
E) Ionic solids tend to be brittle.

Question 2

Which of the following statements regarding intermolecular forces is incorrect?

Accepted Answer

A) Hydrogen bonding is the strongest of the intermolecular forces for substances of similar molar mass. 
B) London dispersion forces are present in all atoms and molecules. 
C) Dipole-dipole forces increase with increasing molecular size. 
D) Bonding forces are much stronger than intermolecular forces. 
E) Hydrogen bonding is the reason for the abnormally high boiling point of water. 
A) Hydrogen bonding is the strongest of the intermolecular forces for substances of similar molar mass. 
B) London dispersion forces are present in all atoms and molecules. 
C) Dipole-dipole forces increase with increasing molecular size. 
D) Bonding forces are much stronger than intermolecular forces. 
E) Hydrogen bonding is the reason for the abnormally high boiling point of water.

Question 3

Which of the following has the highest vapor pressure at a given temperature?

Accepted Answer

A) CH4 
B) CF4 
C) CCl4 
D) CBr4 
E) CI4 
A) CH4 
B) CF4 
C) CCl4 
D) CBr4 
E) CI4

Question 4

A solid substance has a moderate melting point, is fairly soft, and is a nonconductor. This substance is probably a(n)________ solid.

Accepted Answer

A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular 
A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular

Question 5

Three phases of water are shown in the figure. List the terms used to identify the phase changes indicated by the arrows.

Accepted Answer

A) A = sublimation, B = vaporization, C = freezing 
B) A = vaporization, B = condensation, C = melting 
C) A = vaporization, B = deposition, C = melting 
D) A = sublimation, B = condensation, C = freezing 
E) A = condensation, B = sublimation, C = freezing 
A) A = sublimation, B = vaporization, C = freezing 
B) A = vaporization, B = condensation, C = melting 
C) A = vaporization, B = deposition, C = melting 
D) A = sublimation, B = condensation, C = freezing 
E) A = condensation, B = sublimation, C = freezing

Question 6

When liquid water is poured onto a flat plate of glass, it spreads out, while liquid mercury forms spherical beads under similar circumstances. Explain the difference in behavior of the two liquids by filling in the blanks in the following statements: The attractions between the water molecules and the glass are ________ than the attractions among the water molecules themselves, so the water spreads out. The attractions among the mercury atoms are ________ than the attractions between the mercury atoms and the glass, so it maintains a spherical shape.

Accepted Answer

The attractions between the water molecu

Question 7

The forces that hold NH3 together in the solid state are

Accepted Answer

A) ionic bonds. 
B) dipole-dipole forces and hydrogen bonding. 
C) London dispersion forces only. 
D) covalent bonds. 
E) attractions between nuclei and delocalized valence electrons. 
A) ionic bonds. 
B) dipole-dipole forces and hydrogen bonding. 
C) London dispersion forces only. 
D) covalent bonds. 
E) attractions between nuclei and delocalized valence electrons.

Question 8

Of the two molecules shown in the figure, one would expect that CO2 has a higher boiling point than NO2 because CO2 is linear and nonpolar.

Accepted Answer

A) True 
 B)False

Question 9

Identify the type of solid shown in the image.

Accepted Answer

A) metallic 
B) ionic 
C) network 
D) molecular 
E) amorphous 
A) metallic 
B) ionic 
C) network 
D) molecular 
E) amorphous

Question 10

One would expect that water is more viscous than C2H6, due to differences in intermolecular forces.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following substances is most likely to be a gas at room temperature?

Accepted Answer

A) CBr4 
B) F2 
C) Mn 
D) C6H14 
E) Sr 
A) CBr4 
B) F2 
C) Mn 
D) C6H14 
E) Sr

Question 12

A solid substance has a high melting point, is hard, and is a good conductor of both heat and electricity. It is also malleable and ductile. This substance is probably a(n)________ solid.

Accepted Answer

A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular 
A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular

Question 13

Which of the following statements regarding the solid state is incorrect?

Accepted Answer

A) Solids are not very compressible. 
B) Solids have rigid shapes and definite sizes. 
C) If a material solidifies in a partially disordered state, it is an amorphous solid. 
D) Substances which solidify in a very orderly manner form crystalline solids. 
E) Glass is an example of a crystalline solid. 
A) Solids are not very compressible. 
B) Solids have rigid shapes and definite sizes. 
C) If a material solidifies in a partially disordered state, it is an amorphous solid. 
D) Substances which solidify in a very orderly manner form crystalline solids. 
E) Glass is an example of a crystalline solid.

Question 14

The molecular-level diagram shows the process of evaporation.

Accepted Answer

A) True 
 B)False

Question 15

Which choice correctly lists the intermolecular forces present in CH3NH2?

Accepted Answer

A) London forces only 
B) dipole-dipole forces only 
C) London forces, dipole-dipole forces, and hydrogen bonding 
D) dipole-dipole forces and hydrogen bonding 
E) hydrogen bonding only 
A) London forces only 
B) dipole-dipole forces only 
C) London forces, dipole-dipole forces, and hydrogen bonding 
D) dipole-dipole forces and hydrogen bonding 
E) hydrogen bonding only

Question 16

Arrange the following substances in order of increasing boiling point: CH3OH, CH4, CH3CH2OH, HOCH2CH2OH

Accepted Answer

A) CH3OH 4 3CH2OH 2CH2OH 
B) CH4 3OH 3CH2OH 2CH2OH 
C) CH4 3OH 2CH2OH 3CH2OH 
D) CH3OH 4 2CH2OH 3CH2OH 
E) HOCH2CH2OH 3CH2OH 3OH 4 
A) CH3OH 4 3CH2OH 2CH2OH 
B) CH4 3OH 3CH2OH 2CH2OH 
C) CH4 3OH 2CH2OH 3CH2OH 
D) CH3OH 4 2CH2OH 3CH2OH 
E) HOCH2CH2OH 3CH2OH 3OH 4

Question 17

Identify the type of solid shown in the image.

Accepted Answer

A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular 
A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular

Question 18

Calculate the amount of heat energy required to evaporate 55.0 g of water at 100.0ºC. (molar heat of vaporization of liquid water = 4.07 × 104 J/mol)

Accepted Answer

A) 1.24 × 102 kJ 
B) 2.24 × 103 kJ 
C) 4.03 × 104 kJ 
D) 1.24 × 108 kJ 
E) 2.43 × 10−2 kJ 
A) 1.24 × 102 kJ 
B) 2.24 × 103 kJ 
C) 4.03 × 104 kJ 
D) 1.24 × 108 kJ 
E) 2.43 × 10−2 kJ

Question 19

A solid substance has a very high melting point, is very hard, and is a nonconductor whether molten or solid. This substance is probably a(n)________ solid.

Accepted Answer

A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular 
A) metallic 
B) ionic 
C) network 
D) nonpolar molecular 
E) polar molecular

Question 20

From the vapor pressure curve of acetone, it can be seen that the normal boiling point of acetone is about ________.

Accepted Answer

A) -50ºC 
B) 0ºC 
C) 50ºC 
D) 55ºC 
E) 100ºC 
A) -50ºC 
B) 0ºC 
C) 50ºC 
D) 55ºC 
E) 100ºC

Which of the following statements regarding the solid state is incorrect?

Which of the following statements regarding intermolecular forces is incorrect?

Which of the following has the highest vapor pressure at a given temperature?

A solid substance has a moderate melting point, is fairly soft, and is a nonconductor. This substance is probably a(n)________ solid.

Three phases of water are shown in the figure. List the terms used to identify the phase changes indicated by the arrows.

The forces that hold NH₃ together in the solid state are

Of the two molecules shown in the figure, one would expect that CO₂ has a higher boiling point than NO₂ because CO₂ is linear and nonpolar.

Identify the type of solid shown in the image.

One would expect that water is more viscous than C₂H₆, due to differences in intermolecular forces.

Which of the following substances is most likely to be a gas at room temperature?

A solid substance has a high melting point, is hard, and is a good conductor of both heat and electricity. It is also malleable and ductile. This substance is probably a(n)________ solid.

Which of the following statements regarding the solid state is incorrect?

The molecular-level diagram shows the process of evaporation.

Which choice correctly lists the intermolecular forces present in CH₃NH₂?

Arrange the following substances in order of increasing boiling point: CH₃OH, CH₄, CH₃CH₂OH, HOCH₂CH₂OH

Identify the type of solid shown in the image.

Calculate the amount of heat energy required to evaporate 55.0 g of water at 100.0ºC. (molar heat of vaporization of liquid water = 4.07 × 10⁴ J/mol)

A solid substance has a very high melting point, is very hard, and is a nonconductor whether molten or solid. This substance is probably a(n)________ solid.

From the vapor pressure curve of acetone, it can be seen that the normal boiling point of acetone is about ________.

Matter and Energy

Atoms, Ions, and the Periodic Table

Chemical Compounds

Chemical Composition

Chemical Reactions and Equations

Quantities in Chemical Reactions

Electron Structure of the Atom

Chemical Bonding

The Gaseous State

Solutions

Reaction Rates and Chemical Equilibrium

Acids and Bases

Oxidation-Reduction Reactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Exam 10: The Liquid and Solid States

Which of the following statements regarding the solid state is incorrect?

Which of the following statements regarding intermolecular forces is incorrect?

Which of the following has the highest vapor pressure at a given temperature?

A solid substance has a moderate melting point, is fairly soft, and is a nonconductor. This substance is probably a(n)________ solid.

Three phases of water are shown in the figure. List the terms used to identify the phase changes indicated by the arrows.

The forces that hold NH3 together in the solid state are

Of the two molecules shown in the figure, one would expect that CO2 has a higher boiling point than NO2 because CO2 is linear and nonpolar.

Identify the type of solid shown in the image.

One would expect that water is more viscous than C2H6, due to differences in intermolecular forces.

Which of the following substances is most likely to be a gas at room temperature?

A solid substance has a high melting point, is hard, and is a good conductor of both heat and electricity. It is also malleable and ductile. This substance is probably a(n)________ solid.

Which of the following statements regarding the solid state is incorrect?

The molecular-level diagram shows the process of evaporation.

Which choice correctly lists the intermolecular forces present in CH3NH2?

Arrange the following substances in order of increasing boiling point: CH3OH, CH4, CH3CH2OH, HOCH2CH2OH

Identify the type of solid shown in the image.

Calculate the amount of heat energy required to evaporate 55.0 g of water at 100.0ºC. (molar heat of vaporization of liquid water = 4.07 × 104 J/mol)

A solid substance has a very high melting point, is very hard, and is a nonconductor whether molten or solid. This substance is probably a(n)________ solid.

From the vapor pressure curve of acetone, it can be seen that the normal boiling point of acetone is about ________.

Matter and Energy

Atoms, Ions, and the Periodic Table

Chemical Compounds

Chemical Composition

Chemical Reactions and Equations

Quantities in Chemical Reactions

Electron Structure of the Atom

Chemical Bonding

The Gaseous State

Solutions

Reaction Rates and Chemical Equilibrium

Acids and Bases

Oxidation-Reduction Reactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

The forces that hold NH₃ together in the solid state are

Of the two molecules shown in the figure, one would expect that CO₂ has a higher boiling point than NO₂ because CO₂ is linear and nonpolar.

One would expect that water is more viscous than C₂H₆, due to differences in intermolecular forces.

Which choice correctly lists the intermolecular forces present in CH₃NH₂?

Arrange the following substances in order of increasing boiling point: CH₃OH, CH₄, CH₃CH₂OH, HOCH₂CH₂OH

Calculate the amount of heat energy required to evaporate 55.0 g of water at 100.0ºC. (molar heat of vaporization of liquid water = 4.07 × 10⁴ J/mol)