Question 1

The EPA has determined a solid waste management hierarchy.Which is the most preferred method?

Accepted Answer

A) incineration and land filling 
B) recycling and composting 
C) source reduction and reuse 
D) condensation 
A) incineration and land filling 
B) recycling and composting 
C) source reduction and reuse 
D) condensation

Question 2

Which bond represents the "peptide" bond?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
A) I 
B) II 
C) III 
D) IV

Question 3

Why is crude oil currently the only raw material from which synthetic polymers can be made?

Accepted Answer

A) They cannot be made from anything else. 
B) It is the most convenient and economical raw material. 
C) Crude oil is a fossil fuel with an endless supply available. 
D) Synthetic polymers are made to mimic natural ones. 
A) They cannot be made from anything else. 
B) It is the most convenient and economical raw material. 
C) Crude oil is a fossil fuel with an endless supply available. 
D) Synthetic polymers are made to mimic natural ones.

Question 4

Consider the process of condensation polymerization.Which statement is false?

Accepted Answer

A) A small molecule like water is often formed as the monomers combine to form the polymer. 
B) The product contains all of the atoms of the starting materials. 
C) PET is formed using this process. 
D) Nylon is formed using this process. 
A) A small molecule like water is often formed as the monomers combine to form the polymer. 
B) The product contains all of the atoms of the starting materials. 
C) PET is formed using this process. 
D) Nylon is formed using this process.

Question 5

This is the structure of propylene.  
Which of these represents the "head-to-tail,head-to-tail" arrangement of monomers in polypropylene?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 6

These are the densities of some common plastics: PET 1.38 to 1.39 g/mL;HDPE 0.95 to 0.97 g/mL;LDPE 0.90 to 0.91 g/mL.Based on these densities,which plastic/s will sink in an ethanol/water mixture that has a density of 0.94 g/mL?

Accepted Answer

A) PET only 
B) PET and HDPE 
C) HDPE only 
D) LDPE only 
A) PET only 
B) PET and HDPE 
C) HDPE only 
D) LDPE only

Question 7

The distinctive arrangements of atoms that impart characteristic chemical properties to the molecules that contain them are called

Accepted Answer

A) monomers. 
B) functional groups. 
C) radicals. 
D) transition states. 
A) monomers. 
B) functional groups. 
C) radicals. 
D) transition states.

Question 8

The molecules that are added to polymers to make them softer and more pliable are known as

Accepted Answer

A) monomers. 
B) plasticizers. 
C) pigments. 
D) rubber. 
A) monomers. 
B) plasticizers. 
C) pigments. 
D) rubber.

Question 9

Which of these represents an amino acid?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 10

Which structure represents a peptide bond?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 11

PET (polyethylene terephthalate)is classified as a polyester because

Accepted Answer

A) it contains many ester linkages. 
B) its monomer has ester functional groups. 
C) it is used to make bullet proof vests. 
D) it is made by addition polymerization. 
A) it contains many ester linkages. 
B) its monomer has ester functional groups. 
C) it is used to make bullet proof vests. 
D) it is made by addition polymerization.

Question 12

This represents a step in the addition polymerization of ethylene.  
What do chemists call the species "R"?

Accepted Answer

A) a radical 
B) a cation 
C) an anion 
D) an electron 
A) a radical 
B) a cation 
C) an anion 
D) an electron

Question 13

Consider this table.  
How many pounds of plastics were produced per person in 2003?

Accepted Answer

A) 0.369 
B) 3.69 
C) 36.9 
D) 369 
A) 0.369 
B) 3.69 
C) 36.9 
D) 369

Question 14

What is biodegradation?

Accepted Answer

A) breaking up the plastics into small pieces before putting them into a landfill 
B) using bacteria and fungi to "eat" the waste plastic 
C) a way to dispose of natural polymers only 
D) breaking down polymers into carbon dioxide and water 
A) breaking up the plastics into small pieces before putting them into a landfill 
B) using bacteria and fungi to "eat" the waste plastic 
C) a way to dispose of natural polymers only 
D) breaking down polymers into carbon dioxide and water

Question 15

PET contains what sort of linkage between the monomer units?

Accepted Answer

A) Ether 
B) Ester 
C) Amine 
D) Peptide bond 
A) Ether 
B) Ester 
C) Amine 
D) Peptide bond

Question 16

When I and II react together to make nylon,what are the products of the first condensation reaction?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 17

Which of these is vinyl chloride?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 18

Nylon is classified as a polyamide because it contains which of the following linkages?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 19

Nathaniel Wyeth developed plastic soft drink bottles.They are made from which polymer?

Accepted Answer

A) HDPE 
B) PVC 
C) PS 
D) PET 
A) HDPE 
B) PVC 
C) PS 
D) PET

Question 20

What do the "Big Six" polymers have in common?

Accepted Answer

A) They all are formed by addition polymerization. 
B) They all are formed by condensation polymerization. 
C) They all are thermoplastics (can be melted and shaped). 
D) They all contain branched chains. 
A) They all are formed by addition polymerization. 
B) They all are formed by condensation polymerization. 
C) They all are thermoplastics (can be melted and shaped). 
D) They all contain branched chains.

The EPA has determined a solid waste management hierarchy.Which is the most preferred method?

Which bond represents the "peptide" bond?

Why is crude oil currently the only raw material from which synthetic polymers can be made?

Consider the process of condensation polymerization.Which statement is false?

This is the structure of propylene. Which of these represents the "head-to-tail,head-to-tail" arrangement of monomers in polypropylene?

These are the densities of some common plastics: PET 1.38 to 1.39 g/mL;HDPE 0.95 to 0.97 g/mL;LDPE 0.90 to 0.91 g/mL.Based on these densities,which plastic/s will sink in an ethanol/water mixture that has a density of 0.94 g/mL?

The distinctive arrangements of atoms that impart characteristic chemical properties to the molecules that contain them are called

The molecules that are added to polymers to make them softer and more pliable are known as

Which of these represents an amino acid?

Which structure represents a peptide bond?

PET (polyethylene terephthalate)is classified as a polyester because

This represents a step in the addition polymerization of ethylene. What do chemists call the species "R"?

Consider this table. How many pounds of plastics were produced per person in 2003?

What is biodegradation?

PET contains what sort of linkage between the monomer units?

When I and II react together to make nylon,what are the products of the first condensation reaction?

Which of these is vinyl chloride?

Nylon is classified as a polyamide because it contains which of the following linkages?

Nathaniel Wyeth developed plastic soft drink bottles.They are made from which polymer?

What do the "Big Six" polymers have in common?

The Air We Breathe

Protecting the Ozone Layer

The Chemistry of Global Climate Change

Energy From Combustion

Water for Life

Neutralizing the Threat of Acid Rain

The Fires of Nuclear Fission

Energy From Electron Transfer

Manipulating Molecules and Designing Drugs

Nutrition: Food for Thought

Genetic Engineering and the Molecules of Life

Filters

Exam 9: The World of Polymers and Plastics

The EPA has determined a solid waste management hierarchy.Which is the most preferred method?

Which bond represents the "peptide" bond?

Why is crude oil currently the only raw material from which synthetic polymers can be made?

Consider the process of condensation polymerization.Which statement is false?

This is the structure of propylene. Which of these represents the "head-to-tail,head-to-tail" arrangement of monomers in polypropylene?

These are the densities of some common plastics: PET 1.38 to 1.39 g/mL;HDPE 0.95 to 0.97 g/mL;LDPE 0.90 to 0.91 g/mL.Based on these densities,which plastic/s will sink in an ethanol/water mixture that has a density of 0.94 g/mL?

The distinctive arrangements of atoms that impart characteristic chemical properties to the molecules that contain them are called

The molecules that are added to polymers to make them softer and more pliable are known as

Which of these represents an amino acid?

Which structure represents a peptide bond?

PET (polyethylene terephthalate)is classified as a polyester because

This represents a step in the addition polymerization of ethylene. What do chemists call the species "R"?

Consider this table. How many pounds of plastics were produced per person in 2003?

What is biodegradation?

PET contains what sort of linkage between the monomer units?

When I and II react together to make nylon,what are the products of the first condensation reaction?

Which of these is vinyl chloride?

Nylon is classified as a polyamide because it contains which of the following linkages?

Nathaniel Wyeth developed plastic soft drink bottles.They are made from which polymer?

What do the "Big Six" polymers have in common?

The Air We Breathe

Protecting the Ozone Layer

The Chemistry of Global Climate Change

Energy From Combustion

Water for Life

Neutralizing the Threat of Acid Rain

The Fires of Nuclear Fission

Energy From Electron Transfer

Manipulating Molecules and Designing Drugs

Nutrition: Food for Thought

Genetic Engineering and the Molecules of Life

Filters