Question 1

Soap molecules can cluster together and form structures called:

Accepted Answer

A) polymers. 
B) detergents. 
C) micelles. 
D) colloids. 
E) surfactants. 
A) polymers. 
B) detergents. 
C) micelles. 
D) colloids. 
E) surfactants.

Question 2

Which of these detergents was the first developed in response to the problems associated with ABS detergents?

Accepted Answer

A) Cationic 
B) Nonionic 
C) LAS 
D) LBS 
E) None of these 
A) Cationic 
B) Nonionic 
C) LAS 
D) LBS 
E) None of these

Question 3

Which of these interactions that hold hair strands together is\are pH sensitive?
I. Salt bridges
II. Hydrogen bonds
III. Disulfide linkages

Accepted Answer

A) I only 
B) III only 
C) I and II 
D) I and III 
E) I, II, and III 
A) I only 
B) III only 
C) I and II 
D) I and III 
E) I, II, and III

Question 4

Which of these substances have been used as replacements for phosphates in laundry detergents?

Accepted Answer

A) Sodium carbonate 
B) Zeolites 
C) Enzymes 
D) Bleaches 
E) Both A and B 
A) Sodium carbonate 
B) Zeolites 
C) Enzymes 
D) Bleaches 
E) Both A and B

Question 5

Polymers which produce water as a byproduct during their formation are known as ____.

Accepted Answer

A) copolymers 
B) condensation polymers 
C) thermopolymers 
D) addition polymers 
E) elastomers 
A) copolymers 
B) condensation polymers 
C) thermopolymers 
D) addition polymers 
E) elastomers

Question 6

Which of these properties of soap provide it the ability to dissolve grease in water?

Accepted Answer

A) Acidity 
B) Oxidizing ability 
C) Polymerization 
D) Molecular flexibility 
E) Polar-nonpolar nature 
A) Acidity 
B) Oxidizing ability 
C) Polymerization 
D) Molecular flexibility 
E) Polar-nonpolar nature

Question 7

Polymers composed of alternating monomer units are known as ____.

Accepted Answer

A) copolymers 
B) condensation polymers 
C) thermopolymers 
D) addition polymers 
E) elastomers 
A) copolymers 
B) condensation polymers 
C) thermopolymers 
D) addition polymers 
E) elastomers

Question 8

Which of these is\are not molecular force(s)that holds hair strands together?
I. Disulfide linkages
II. Hydrogen bonds
III. Nonpolar hydrocarbon tails

Accepted Answer

A) I only 
B) III only 
C) I and II 
D) I and III 
E) I, II, and III 
A) I only 
B) III only 
C) I and II 
D) I and III 
E) I, II, and III

Question 9

Which of these substances is secreted from glands on the scalp to keep hair from drying out?

Accepted Answer

A) Bleaches 
B) Buffers 
C) Enzymes 
D) Zeolites 
E) Sebum 
A) Bleaches 
B) Buffers 
C) Enzymes 
D) Zeolites 
E) Sebum

Question 10

Which of these is not a class of detergents?

Accepted Answer

A) Hydrated 
B) Cationic 
C) Anionic 
D) Nonionic 
E) LAS 
A) Hydrated 
B) Cationic 
C) Anionic 
D) Nonionic 
E) LAS

Question 11

The ideal moisture content of skin is:

Accepted Answer

A) 0% 
B) 10% 
C) 20% 
D) 30% 
E) 40% 
A) 0% 
B) 10% 
C) 20% 
D) 30% 
E) 40%

Question 12

Which of these process is characterized by large algae blooms and may cause death to marine life in a lake or bayou?

Accepted Answer

A) Eutrophication 
B) Reduction 
C) Saponification 
D) Emulsification 
E) Corrosion 
A) Eutrophication 
B) Reduction 
C) Saponification 
D) Emulsification 
E) Corrosion

Question 13

Which of these ions found in hard water will reduce the effectiveness of soap?

Accepted Answer

A) Ca2+ 
B) C4 −  
C) F −  
D) Ag+ 
E) Hg2+ 
A) Ca2+ 
B) C4 −  
C) F −  
D) Ag+ 
E) Hg2+

Question 14

Which of these substances is the active ingredient in drain opener?

Accepted Answer

A) HCl 
B) Bleach 
C) NaOH 
D) Sebum 
E) Zeolite 
A) HCl 
B) Bleach 
C) NaOH 
D) Sebum 
E) Zeolite

Question 15

Which of these substances becomes trapped in the center of the micelle when it is formed?

Accepted Answer

A) Soap 
B) Grease 
C) Water 
D) Bleach 
E) None of these 
A) Soap 
B) Grease 
C) Water 
D) Bleach 
E) None of these

Question 16

Which of these processes is utilized to make rubber more elastic?

Accepted Answer

A) Condensation 
B) Reduction 
C) Addition 
D) Vulcanization 
E) Sublimation 
A) Condensation 
B) Reduction 
C) Addition 
D) Vulcanization 
E) Sublimation

Question 17

A small volatile molecule is most likely to be responsible for the ____ note of a perfume.

Accepted Answer

A) top 
B) middle 
C) end 
D) none of the above 
A) top 
B) middle 
C) end 
D) none of the above

Question 18

Which of these is\are not characteristic(s)of soap?
I. It acts at surfaces.
II. It contains a polar hydrocarbon tail.
III. An abundance of soap added to water results in micelles.

Accepted Answer

A) I only 
B) II only 
C) I and II 
D) II and III 
E) I, II, and III 
A) I only 
B) II only 
C) I and II 
D) II and III 
E) I, II, and III

Question 19

Which of these interactions between keratin strands is\are broken and reformed to "permanently" curl hair?
I. Salt bridges
II. Hydrogen bonds
III. Disulfide linkages

Accepted Answer

A) I only 
B) II only 
C) III only 
D) I and III 
E) I, II, and III 
A) I only 
B) II only 
C) III only 
D) I and III 
E) I, II, and III

Question 20

Identify the type of detergent the structure represents.

Accepted Answer

A) cationic 
B) anionic 
C) nonionic 
D) hydrated 
E) neutral 
A) cationic 
B) anionic 
C) nonionic 
D) hydrated 
E) neutral

Soap molecules can cluster together and form structures called:

Which of these detergents was the first developed in response to the problems associated with ABS detergents?

Which of these interactions that hold hair strands together is\are pH sensitive? I. Salt bridges II. Hydrogen bonds III. Disulfide linkages

Which of these substances have been used as replacements for phosphates in laundry detergents?

Polymers which produce water as a byproduct during their formation are known as ____.

Which of these properties of soap provide it the ability to dissolve grease in water?

Polymers composed of alternating monomer units are known as ____.

Which of these is\are not molecular force(s)that holds hair strands together? I. Disulfide linkages II. Hydrogen bonds III. Nonpolar hydrocarbon tails

Which of these substances is secreted from glands on the scalp to keep hair from drying out?

Which of these is not a class of detergents?

The ideal moisture content of skin is:

Which of these process is characterized by large algae blooms and may cause death to marine life in a lake or bayou?

Which of these ions found in hard water will reduce the effectiveness of soap?

Which of these substances is the active ingredient in drain opener?

Which of these substances becomes trapped in the center of the micelle when it is formed?

Which of these processes is utilized to make rubber more elastic?

A small volatile molecule is most likely to be responsible for the ____ note of a perfume.

Which of these is\are not characteristic(s)of soap? I. It acts at surfaces. II. It contains a polar hydrocarbon tail. III. An abundance of soap added to water results in micelles.

Which of these interactions between keratin strands is\are broken and reformed to "permanently" curl hair? I. Salt bridges II. Hydrogen bonds III. Disulfide linkages

Identify the type of detergent the structure represents.

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Exam 15: The Chemistry of Household Products

Soap molecules can cluster together and form structures called:

Which of these detergents was the first developed in response to the problems associated with ABS detergents?

Which of these interactions that hold hair strands together is\are pH sensitive? I. Salt bridges II. Hydrogen bonds III. Disulfide linkages

Which of these substances have been used as replacements for phosphates in laundry detergents?

Polymers which produce water as a byproduct during their formation are known as ____.

Which of these properties of soap provide it the ability to dissolve grease in water?

Polymers composed of alternating monomer units are known as ____.

Which of these is\are not molecular force(s)that holds hair strands together? I. Disulfide linkages II. Hydrogen bonds III. Nonpolar hydrocarbon tails

Which of these substances is secreted from glands on the scalp to keep hair from drying out?

Which of these is not a class of detergents?

The ideal moisture content of skin is:

Which of these process is characterized by large algae blooms and may cause death to marine life in a lake or bayou?

Which of these ions found in hard water will reduce the effectiveness of soap?

Which of these substances is the active ingredient in drain opener?

Which of these substances becomes trapped in the center of the micelle when it is formed?

Which of these processes is utilized to make rubber more elastic?

A small volatile molecule is most likely to be responsible for the ____ note of a perfume.

Which of these is\are not characteristic(s)of soap? I. It acts at surfaces. II. It contains a polar hydrocarbon tail. III. An abundance of soap added to water results in micelles.

Which of these interactions between keratin strands is\are broken and reformed to "permanently" curl hair? I. Salt bridges II. Hydrogen bonds III. Disulfide linkages

Identify the type of detergent the structure represents.

Molecular Reasons

The Chemists Toolbox

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Chemical Bonding

Organic Chemistry

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

Oxidation and Reduction

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology

Filters