Question 1

A retrosynthetic analysis ultimately leads to the identification of ________.

Accepted Answer

A) commercially available starting materials 
B) the biologically active components of a naturally occurring material 
C) reactions that might be difficult to attain in the forward synthesis of an organic compound 
D) researchers who have already performed the forward synthesis 
A) commercially available starting materials 
B) the biologically active components of a naturally occurring material 
C) reactions that might be difficult to attain in the forward synthesis of an organic compound 
D) researchers who have already performed the forward synthesis

Question 2

What was the first polymeric hydrocarbon extensively utilized for its material properties?

Accepted Answer

A) rubber 
B) vulcanized-rubber 
C) nylon 
D) nitrocellulose 
E) none of the above 
A) rubber 
B) vulcanized-rubber 
C) nylon 
D) nitrocellulose 
E) none of the above

Question 3

Which of the following molecules is an alcohol?

Accepted Answer

A) a 
B) b 
C) c 
D) a or b 
E) a or c 
A) a 
B) b 
C) c 
D) a or b 
E) a or c

Question 4

Organic synthesis is ________.

Accepted Answer

A) the learning of functional groups and their general properties 
B) a branch of science that combines both the physics and chemistry of carbon 
C) a method by which organic molecules are formally named 
D) the building of organic molecules 
A) the learning of functional groups and their general properties 
B) a branch of science that combines both the physics and chemistry of carbon 
C) a method by which organic molecules are formally named 
D) the building of organic molecules

Question 5

Which of the following polymers has similar properties to cellophane?

Accepted Answer

A) Plexiglas, poly(methyl methacrylate) 
B) PVC, polyvinyl chloride 
C) Saran (as in Saran Wrap) 
D) Teflon 
E) none of the above 
A) Plexiglas, poly(methyl methacrylate) 
B) PVC, polyvinyl chloride 
C) Saran (as in Saran Wrap) 
D) Teflon 
E) none of the above

Question 6

Why do ethers have lower boiling points than that of an alcohol of the same molecular weight?

Accepted Answer

A) Ethers cannot hydrogen bond to other ethers. 
B) Ethers do not have hydrogens. 
C) Ethers are more flammable and vaporize more easily. 
D) Ethers have higher boiling points than alcohols. 
E) all of the above 
A) Ethers cannot hydrogen bond to other ethers. 
B) Ethers do not have hydrogens. 
C) Ethers are more flammable and vaporize more easily. 
D) Ethers have higher boiling points than alcohols. 
E) all of the above

Question 7

What is one thing that all monomers of addition polymers have in common?

Accepted Answer

A) The monomer has to have at least one double bond. 
B) The monomer has to have at least two functional groups (though they can be the same). 
C) The monomer has to have at least two functional groups (though they must be the different). 
D) The monomer has to be very small. 
E) The monomer has to have a number of polymer components. 
A) The monomer has to have at least one double bond. 
B) The monomer has to have at least two functional groups (though they can be the same). 
C) The monomer has to have at least two functional groups (though they must be the different). 
D) The monomer has to be very small. 
E) The monomer has to have a number of polymer components.

Question 8

How are monomers and polymers related?

Accepted Answer

A) A monomer is a small, repeating unit that makes up a polymer. 
B) A monomer is one strand of a polymer. 
C) A monomer is made when you condense a polymer through polymerization. 
D) A polymer is chemically identical to a monomer, only larger. 
E) none of the above 
A) A monomer is a small, repeating unit that makes up a polymer. 
B) A monomer is one strand of a polymer. 
C) A monomer is made when you condense a polymer through polymerization. 
D) A polymer is chemically identical to a monomer, only larger. 
E) none of the above

Question 9

Ethanol can be made industrially from two common compounds. Given that the chemical formula for ethanol is C2H6O, what are the most likely chemicals?

Accepted Answer

A) H2C   C2H and H2O 
B) CH4 and O2 
C) H3CCH3 and O2 
D) H2C   O and CH4 
E) none of the above 
A) H2C   C2H and H2O 
B) CH4 and O2 
C) H3CCH3 and O2 
D) H2C   O and CH4 
E) none of the above

Question 10

How does ingested methanol lead to the damaging of a person's eyes?

Accepted Answer

A) Eye tissues are soluble in methanol. 
B) The methanol is metabolized into formaldehyde, which is toxic to most living tissue. 
C) Methanol is very volatile. When brought close to the eyes, its vapors can harm the eyes. 
D) The methanol, once in the eyes, forms a crystalline precipitate that accumulates within the retina. 
A) Eye tissues are soluble in methanol. 
B) The methanol is metabolized into formaldehyde, which is toxic to most living tissue. 
C) Methanol is very volatile. When brought close to the eyes, its vapors can harm the eyes. 
D) The methanol, once in the eyes, forms a crystalline precipitate that accumulates within the retina.

Question 11

Which of the following ethers has the highest boiling point?

Accepted Answer

A) CH3OCH3 
B) CH3CH2OCH2CH3 
C) CH3CH2CH2OCH2CH2CH3 
D) CH3CH2CH2CH2OCH2CH2CH2CH3 
E) All have the same boiling point. 
A) CH3OCH3 
B) CH3CH2OCH2CH3 
C) CH3CH2CH2OCH2CH2CH3 
D) CH3CH2CH2CH2OCH2CH2CH2CH3 
E) All have the same boiling point.

Question 12

Which of the following is not a heteroatom?

Accepted Answer

A) O 
B) N 
C) P 
D) A and B 
E) All of the above are heteroatoms. 
A) O 
B) N 
C) P 
D) A and B 
E) All of the above are heteroatoms.

Question 13

Which of the following polymers is a thermoset polymer?

Accepted Answer

A) rayon 
B) cellulose 
C) nitrocellulose 
D) bakelite 
E) rubber 
A) rayon 
B) cellulose 
C) nitrocellulose 
D) bakelite 
E) rubber

Question 14

An amine can often form R-NH3+ (where R- can stand for anything)by reacting with water. What is happening?

Accepted Answer

A) The amine is accepting a proton from the water molecule, forming OH-. 
B) Amines are basic. 
C) Amines are acidic. 
D) Amines can form H3O+ in water by donating a proton from the polar portion of the molecule. 
E) none of the above 
A) The amine is accepting a proton from the water molecule, forming OH-. 
B) Amines are basic. 
C) Amines are acidic. 
D) Amines can form H3O+ in water by donating a proton from the polar portion of the molecule. 
E) none of the above

Question 15

What property of carbon allows for the formation of so many different organic molecules?

Accepted Answer

A) Carbon forms three different isotopes which allows for the formation of many more molecules than other elements. 
B) Carbon atoms are unique in their ability to form strong chemical bonds repeatedly with other carbon atoms, which permits the formation of countless possible structures. 
C) Carbon atoms uniquely contain exactly the same number (six)of protons, neutrons and electrons in their atomic structure. 
D) Carbon resides in the exact middle of the periodic table, from left to right, with exactly the same number of reactive elements on either side of it. It can therefore react with the maximum number of elements. 
A) Carbon forms three different isotopes which allows for the formation of many more molecules than other elements. 
B) Carbon atoms are unique in their ability to form strong chemical bonds repeatedly with other carbon atoms, which permits the formation of countless possible structures. 
C) Carbon atoms uniquely contain exactly the same number (six)of protons, neutrons and electrons in their atomic structure. 
D) Carbon resides in the exact middle of the periodic table, from left to right, with exactly the same number of reactive elements on either side of it. It can therefore react with the maximum number of elements.

Question 16

Which of the above structures should be named as a heptane?

Accepted Answer

A) a 
B) b 
C) c 
D) None of the above 
A) a 
B) b 
C) c 
D) None of the above

Question 17

Besides synthetic rubber, which of the following polymers might be considered helpful in winning World War II?

Accepted Answer

A) Plexiglas, poly(methyl methacrylate) 
B) PVC, polyvinyl chloride 
C) Saran (as in Saran Wrap) 
D) Teflon 
E) all of the above 
A) Plexiglas, poly(methyl methacrylate) 
B) PVC, polyvinyl chloride 
C) Saran (as in Saran Wrap) 
D) Teflon 
E) all of the above

Question 18

Carbon-carbon single bonds can rotate while carbon-carbon double bonds cannot rotate. How many different structures are shown below.

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 19

Which of the above stick structures would have the highest octane rating for use in your engine?

Accepted Answer

A) a 
B) b 
C) c 
D) All of the above have the same octane rating. 
E) None of the above are octane. 
A) a 
B) b 
C) c 
D) All of the above have the same octane rating. 
E) None of the above are octane.

Question 20

Why are Ping-Pong balls so highly flammable?

Accepted Answer

A) They contain residues of camphor. 
B) They provide a lot of surface area. 
C) They are made from nitrocellulose. 
D) all of the above 
A) They contain residues of camphor. 
B) They provide a lot of surface area. 
C) They are made from nitrocellulose. 
D) all of the above

A retrosynthetic analysis ultimately leads to the identification of ________.

What was the first polymeric hydrocarbon extensively utilized for its material properties?

Which of the following molecules is an alcohol?

Organic synthesis is ________.

Which of the following polymers has similar properties to cellophane?

Why do ethers have lower boiling points than that of an alcohol of the same molecular weight?

What is one thing that all monomers of addition polymers have in common?

How are monomers and polymers related?

Ethanol can be made industrially from two common compounds. Given that the chemical formula for ethanol is C₂H₆O, what are the most likely chemicals?

How does ingested methanol lead to the damaging of a person's eyes?

Which of the following ethers has the highest boiling point?

Which of the following is not a heteroatom?

Which of the following polymers is a thermoset polymer?

An amine can often form R-NH₃⁺ (where R- can stand for anything)by reacting with water. What is happening?

What property of carbon allows for the formation of so many different organic molecules?

Which of the above structures should be named as a heptane?

Besides synthetic rubber, which of the following polymers might be considered helpful in winning World War II?

Carbon-carbon single bonds can rotate while carbon-carbon double bonds cannot rotate. How many different structures are shown below.

Which of the above stick structures would have the highest octane rating for use in your engine?

Why are Ping-Pong balls so highly flammable?

About Science

Particles of Matter

Elements of Chemistry

Subatomic Particles

The Atomic Nucleus

How Atoms Bond

How Molecules Mix

How Water Behaves

How Chemicals React

Acids and Bases in Our Environment

Oxidations and Reductions Charge the World

Nutrients of Life

Medicinal Chemistry

Optimizing Food Production

Protection Water and Air Resources

Capturing Energy

Filters

Exam 12: Organic Compounds

A retrosynthetic analysis ultimately leads to the identification of ________.

What was the first polymeric hydrocarbon extensively utilized for its material properties?

Which of the following molecules is an alcohol?

Organic synthesis is ________.

Which of the following polymers has similar properties to cellophane?

Why do ethers have lower boiling points than that of an alcohol of the same molecular weight?

What is one thing that all monomers of addition polymers have in common?

How are monomers and polymers related?

Ethanol can be made industrially from two common compounds. Given that the chemical formula for ethanol is C2H6O, what are the most likely chemicals?

How does ingested methanol lead to the damaging of a person's eyes?

Which of the following ethers has the highest boiling point?

Which of the following is not a heteroatom?

Which of the following polymers is a thermoset polymer?

An amine can often form R-NH3+ (where R- can stand for anything)by reacting with water. What is happening?

What property of carbon allows for the formation of so many different organic molecules?

Which of the above structures should be named as a heptane?

Besides synthetic rubber, which of the following polymers might be considered helpful in winning World War II?

Carbon-carbon single bonds can rotate while carbon-carbon double bonds cannot rotate. How many different structures are shown below.

Which of the above stick structures would have the highest octane rating for use in your engine?

Why are Ping-Pong balls so highly flammable?

About Science

Particles of Matter

Elements of Chemistry

Subatomic Particles

The Atomic Nucleus

How Atoms Bond

How Molecules Mix

How Water Behaves

How Chemicals React

Acids and Bases in Our Environment

Oxidations and Reductions Charge the World

Nutrients of Life

Medicinal Chemistry

Optimizing Food Production

Protection Water and Air Resources

Capturing Energy

Filters

Ethanol can be made industrially from two common compounds. Given that the chemical formula for ethanol is C₂H₆O, what are the most likely chemicals?

An amine can often form R-NH₃⁺ (where R- can stand for anything)by reacting with water. What is happening?