Deck 23: Organic Compounds, Polymers, and Biochemicals

Question 1

How many isomers are there of butane, C₄H₁₀?

A)1 (no isomers)
B)2
C)3
D)4
E)5

Answer 1

2

Question 2

How many isomers are there of propane, C₃H₈?

A)1 (no isomers)
B)2
C)3
D)4
E)5

Answer 2

1 (no isomers)

Question 3

How many isomers are there of pentane, C₅H₁₂?

A)1 (no isomers)
B)2
C)3
D)4
E)5

Answer 3

3

Question 4

CH₃-CH₂-O-H and CH₃-O-CH₃ are a pair of compounds that are

A)allotropes.
B)allomers.
C)isochrones.
D)isomers.
E)allotones.

Question 5

CH₃-CH₂-NH₂ and CH₃-NH-CH₃ are a pair of compounds that are

A)allotropes.
B)allomers.
C)isochrones.
D)isomers.
E)allotones.

Question 6

The functional group, -O-H, is found in which one of these types of organic compounds?

A)alkanes
B)alkenes
C)amines
D)alcohols
E)ethers

Question 7

The functional group, -NH₂, is found in which one of these types of organic compounds?

A)alkanes
B)alkenes
C)amines
D)alcohols
E)ethers

Question 8

The functional group, R-O-R, is found in which one of these types of organic compounds?

A)alkanes
B)alkenes
C)amines
D)alcohols
E)ethers

Question 9

Draw a structural formula for cyclohexane, a cyclic saturated hydrocarbon (C₆H₁₂). How many ?-bonds are in cyclohexane?

A)12
B)16
C)17
D)18
E)20

Question 10

Draw a structural formula for cyclohexane, a cyclic saturated hydrocarbon (C₆H₁₂). How many ?-bonds are in a cyclohexane molecule?

A)0
B)2
C)3
D)4
E)6

Question 11

How many isomers are there of propene, ?

A)1 (no isomers)
B)2
C)3
D)4
E)5

Question 12

A saturated 8-carbon straight chain hydrocarbon would have how many hydrogens?

A)8
B)10
C)16
D)18
E)24

Question 13

Butene, C₄H₈, is a hydrocarbon with one double bond. How many isomers are there of butane?

A)1 (no isomers)
B)2
C)3
D)4
E)5

Question 14

Which compound is butane?

A)CH₃CH₃
B)CH₃CH₂CH₃
C)CH₃CH₂CH₂CH₃
D)CH₃CH₂CH₂CH₂CH₃
E)CH₃CH₂CH₂CH₂CH₂CH₃

Question 15

Which compound is pentane?

A)CH₃CH₃
B)CH₃CH₂CH₃
C)CH₃CH₂CH₂CH₃
D)CH₃CH₂CH₂CH₂CH₃
E)CH₃CH₂CH₂CH₂CH₂CH₃

Question 16

Which compound is a butene?

A)
B)
C)CH₃-CH₂-CH₂-CH₃
D)CH₃-CH₂-CH₃
E)

Question 17

Which compound is pentane?

A)CH₃-CH₂-CH₂-CH₃
B)
C)
D)CH₃-CH₂-CH₂-CH₂-CH₃
E)CH₃-CH₂-CH₂-CH₂-CH₂-CH₃

Question 18

Which one of the groups below goes by the name propyl?

A)CH₃-CH₂-
B)CH₂-CH-
C)CH₃-CH₂-CH₂-
D)CH₂-CH-CH₂-
E)CH₃-CH-CH-

Question 19

The alkyl group, -CH₃, where the open bond shows where it attaches to a larger carbon chain, is named

A)methide
B)methonium
C)methal
D)methyl
E)trihydrogencarbide

Question 20

The alkyl group shown below, where the open bond shows where it attaches to a larger carbon chain, is named

A)propyl
B)propide
C)propanium
D)isopropyl
E)propanyl

Question 21

Which compound is not an unsaturated compound?

A)
B)
C)
D)CH₃-CH₂-O-H
E)

Question 22

Which compound is not an unsaturated compound?

A)
B)
C)
D)
E)CH₃-CH₂-NH₂

Question 23

Which of the following is true about the benzene molecule?

A)It is a straight chain hydrocarbon.
B)It contains a heterocyclic oxygen.
C)It is a saturated hydrocarbon.
D)The double bonds in its ring have resonance and their electrons are delocalized.
E)Attachments to the ring can exhibit cis/trans isomerism.

Question 24

In the IUPAC system of nomenclature, the alkane hydrocarbon whose skeleton is shown below, is regarded as a derivative of

A)butane.
B)hexane.
C)heptane.
D)octane.
E)pentane.

Question 25

In the IUPAC system of nomenclature, the alkane hydrocarbon whose skeleton is shown below, is regarded as a derivative of

A)dodecane.
B)decane.
C)heptane.
D)pentane.
E)octane.

Question 26

The IUPAC name (don't worry about geometric isomers)for the compound, , is

A)butene-2.
B)butene-3.
C)2-butene.
D)2-butyne.
E)3-butene.

Question 27

The IUPAC name for the compound, , is

A)butene-2.
B)1.3-dibutene.
C)1,3-butadiene.
D)butane-1,3.
E)2-butynel.

Question 28

If two of the hydrogen atoms in butane are replaced by two chlorine atoms, how many different dichlorobutane isomers can there be?

A)1
B)2
C)3
D)4
E)6

Question 29

If two of the hydrogen atoms on a single carbon in pentane are replaced by two chlorine atoms, how many different dichloropentane isomers can there be?

A)2
B)3
C)4
D)5
E)6

Question 30

Draw a structural formula for benzene. How many ?bonds are in the molecule?

A)6
B)12
C)14
D)18
E)20

Question 31

Draw a structural formula for benzene. How many single and double bonds are in the benzene molecule?

A)3 single, 0 double
B)6 single, 2 double
C)3 single, 2 double
D)9 single, 23 double
E)12 single, 3 double

Question 32

If two of the hydrogen atoms in ethylene, , are replaced by two chlorine atoms to form dichloroethylene, how many different dichloroethylene isomers can there be?

A)1
B)2
C)3
D)4
E)6

Question 33

If two of the hydrogen atoms in ethylene, are replaced by one chlorine atom and one fluorine atom to form chlorofluoroethene, C₂H₂ClF, how many different chlorofluoro-ethene isomers can there be?

A)1
B)2
C)3
D)4
E)6

Question 34

Various hydrocarbons can be separated from a crude oil mixture by

A)filtration.
B)chromatography.
C)precipitation.
D)fractional distillation.
E)centrifugation.

Question 35

When is reacted with water in the presence of a catalytic amount of acid, a new compound is formed. What might be the product of this reaction?

A)CH₃-CH-CH₂

B)


C)


D)

E)

Question 36

The general structural formula for an ether is

A)


B)


C)


D)


E)R-O-R'

Question 37

Which formula is an alcohol?

A)


B)


C)


D)


E)

Question 38

Which is a product of the oxidation of CH₃-CH₂-CH₂-O-H?

A)


B)


C)CH₃-CH₂-CH₃

D)


E)CH₃-CH₂-O-CH₃

Question 39

The functional group is found in

A)alkenes.
B)ketones.
C)amines.
D)alcohols.
E)ethers.

Question 40

The functional group is found in all the species below except

A)aldehydes.
B)ketones.
C)amides.
D)ethers.
E)esters.

Question 41

The functional group is found in all the species below except

A)aldehydes.
B)carboxylic acids.
C)amides.
D)amines.
E)esters.

Question 42

The compound below is classified as which type of compound?

A)aldehyde
B)ketone
C)acid
D)ester
E)amine

Question 43

The compound below is classified as which type of compound?

A)amine
B)amide
C)aromatic
D)ester
E)ether

Question 44

The compound below is classified as which type of compound?

A)amine
B)amide
C)aromatic
D)ester
E)ether

Question 45

The compound below is classified as which type of compound?

A)amine
B)amide
C)aromatic
D)ester
E)ether

Question 46

The compound below is classified as which type of compound?

A)amine
B)amide
C)aromatic
D)ester
E)ether

Question 47

The compound below has which functional groups?

A)ketone and ester
B)ketone, alcohol, and carboxylic acid
C)ether, ketone, and aldehyde
D)ether and aldehyde
E)ketone and aldehyde

Question 48

The compound below is classified as which type of compound?

A)aldehyde
B)ketone
C)acid
D)ester
E)amine

Question 49

The compound below is classified as which type of compound?

A)ketone
B)aldehyde
C)ester
D)carboxylic acid
E)amide

Question 50

The compound below is named

A)butanamine.
B)butanamide.
C)butanketone.
D)2-butanone.
E)2-butanal.

Question 51

The compound below has which functional groups?

A)aromatic, alcohol, and ether
B)aromatic, alcohol, and ester
C)ether, alkene, and alcohol
D)ester, alkene and alcohol
E)ether and ester

Question 52

The compound below has which functional groups?

A)alcohol and ester
B)amide, ether, and aldehyde
C)ether and amine
D)ester and amine
E)amine, alcohol, and ether

Question 53

The compound below is named

A)pentaketone.
B)pentaldehyde.
C)pentanal.
D)pentanone.
E)pentanoic acid.

Question 54

The ester that is prepared by heating 1-pentanol with acetic acid in the presence of an acidic catalyst is named

A)acetic pentanoate.
B)pentanoic acetate.
C)1-pentyl acetate.
D)acetyl 1-pentanoate.
E)acetyl pentanol.

Question 55

Ethyl propanoate is a(n)

A)carboxyl alcohol.
B)aldehyde.
C)alcohol.
D)ester.
E)amide.

Question 56

The compound below has which functional groups?

A)ester, amide, carboxylic acid
B)aromatic, ketone, amine
C)aromatic, ketone, amide
D)aromatic, aldehyde, amide
E)aromatic, aldehyde, amine

Question 57

Which is a product of the oxidation of the following:

A)


B)


C)CH₃-CH₂-CH₃

D)


E)CH₃-CH₂-O-CH₃

Question 58

The reaction of with concentrated HBr using controlled heating yields

A)CH₃-CH₂-CH₂-Br
B)(CH₃)₂CH-CH₂-Br
C)(CH₃)₂CH-CH₂-O-Br
D)(CH₃)₂CH-CH₄⁺ Br^-
E)(CH₃)₂CH-CH₃

Question 59

Based on the properties of the attached functional group, which compound would you expect to interact most strongly with water, thus making it the substance most soluble in water?Hint: Consider hydrogen bonds.

A)CH₃-CH₂-Cl
B)CH₃-CH₂-F
C)CH₃-CH₂-I
D)CH₃-CH₂-S-H
E)CH₃-CH₂-O-H

Question 60

Cyclohexyl propanoate is a(n)

A)aldehyde.
B)ketone.
C)carboxylic acid.
D)ester.
E)amide.

Question 61

Based on the properties of the attached functional group, which compound below would you expect to interact most strongly with water, thus making it the most soluble compound? Hint: Consider hydrogen bonds.

A)CH₃-CH₂-H
B)CH₃-CH₂-NH₂
C)CH₃-O-CH₃
D)CH₃-CH₂-I
E)CH₃-CH₂-S-H

Question 62

Which compound is least soluble in water?

A)


B)


C)


D)


E)

Question 63

Which compound is least soluble in water?

A)


B)


C)


D)


E)

Question 64

Which compound is a Brønsted base?

A)


B)


C)


D)


E)

Question 65

Which one of the species below is soluble in dilute HCl(aq)?

A)


B)


C)


D)


E)

Question 66

Which compound is insoluble in water?

A)
B)
C)
D)
E)

Question 67

A functional group containing nitrogen is found in

A)alkenes.
B)alcohols.
C)amines.
D)carboxylic acids.
E)ethers.

Question 68

One of the compounds listed is an organic base that functions as a proton acceptor. Identify this organic base.

A)CH₃-CH₂-CH₂-O-H

B)

C)


D)


E)CH₃-CH₂-NH₂

Question 69

The compound, trimethylamine is a(n)________ and has the formula ________.

A)base, (CH₃NH₂)₃
B)base, (CH₃)₃NH₂
C)acid, (CH₃)₃NH₂
D)base, (CH₃)₃N
E)acid, (CH₃)₃(NH₂)₂

Question 70

Dodecylamine, CH₃(CH₂)₁₀CH₂NH₂, is insoluble in water. Yet, it can be converted to a water soluble form. Which of the species below represents a water soluble form of this compound?

A)CH₃(CH₂)₁₀CH₂NH₂-O-H
B)CH₃(CH₂)₁₀CH₂NH₂-Cl
C)CH₃(CH₂)₁₀CH₂NH-CH₃
D)CH₃(CH₂)₁₀CH₂NH₃⁺ Cl^-
E)CH₃(CH₂)₁₀CH₂NH₂-O-CH₃

Question 71

Octylamine, CH₃(CH₂)₇NH₂, is insoluble in water. Yet, it can be converted to a water soluble form. Which of the species below represents a water-soluble form of this compound?

A)CH₃(CH₂)₇NH₂-O-H
B)CH₃(CH₂)₇NH₂-Cl
C)CH₃(CH₂)₇NH-CH₃
D)CH₃(CH₂)₇NH₃⁺ Cl^-
E)CH₃(CH₂)₇NH₂-O-CH₃

Question 72

The compound below has which functional groups?

A)aromatic and carboxylic acid
B)aromatic and amide
C)aromatic and amine
D)aromatic and alcohol
E)aromatic and aldehyde

Question 73

The compound below has which functional groups?

A)ester and amide
B)amide and amine
C)aldehyde and amine
D)carboxylic acid and amine
E)ester and amine

Question 74

The compound below is which type of compound?

A)aldehyde
B)amine
C)ester
D)amide
E)amino acid

Question 75

The compound below is named

A)pentanamine.
B)pentamine.
C)1-pentanamide.
D)pentanamide.
E)pentaketoneamine.

Question 76

For the following segment of a polymer, what would be the expected monomer used to make it?

A)

B)HC=CH

C)


D)

E)

Question 77

Polymers formed by the addition of monomer units by an initiator are often called

A)unit polymers.
B)chain-growth polymers.
C)branching polymers.
D)condensation polymers.
E)background polymers.

Question 78

A polymer is formed by the removal of water from the monomer mixture are often called

A)unit polymers.
B)chain-growth polymers.
C)branching polymers.
D)condensation polymers.
E)background polymers.

Question 79

Which of the following is a true statement with respect to molecular mass and strength?

A)High molecular mass polymers tend to be gases.
B)High molecular mass polymers tend to have low strength.
C)Low molecular mass polymers tend to have low strength.
D)All polymers have high strength and molecular mass.
E)Molecular mass tends to have no effect on polymer strength.

Question 80

Which functional group is not usually found in carbohydrates?

A)aldehyde
B)amide
C)ether
D)hydroxy
E)ketone