Deck 21: Organic Chemistry

Question 1

Name the following compound.

A) 4-methyl-4-propylpentane
B) 4,4-dimethylheptane
C) nonane
D) 4-propyl-4-methylpentane
E) 2-methyl-2-propylpentane

Answer 1

4,4-dimethylheptane

Question 2

Name the following compound.

A) 3-ethyl-3-methylhexane
B) 3-methyl-3-propylpentane
C) 3-ethyl-3-propylbutane
D) nonane
E) 2-ethylheptane

Answer 2

3-ethyl-3-methylhexane

Question 3

________ is used in welding.

A) Propyne
B) 2-butyne
C) 1-butyne
D) Ethyne
E) 1-pentyne

Answer 3

Ethyne

Question 4

Molecules with the same formula in which the atoms have a different connectivity are called

A) structural isomers.
B) achiral.
C) diastereomers.
D) enantiomers.
E) racemic mixture.

Question 5

Name the following compound.

A) 4-propyl-5-hexyne
B) 3-isopropyl-1-hexyne
C) 1-nonyne
D) 4-methyl-3-propyl-1-pentyne
E) 2-methyl-4-pentyne

Question 6

Complete and balance the following addition reaction. CH₃C CCH₃ + 2 Cl₂ → ?

A) CH₃C CCH₃ + 2 Cl₂ → CH₃CCl₂CCl₂CH₃
B) CH₃C CCH₃ + 3 Cl₂ → 2 CH₃CCl₃
C) CH₃C CCH₃ + 2 Cl₂ → 4 CH₃Cl
D) CH₃C CCH₃ + 4 Cl₂ → 4 CH₂Cl₂
E) CH₃C CCH₃ + Cl₂ → CH₃CHClCHClCH₃

Question 7

Write the balanced chemical equation for the addition of 2 Br₂ to CH₃C≡CH.

A) CH₃C≡CH + 2 Br₂ → CH₃CBr₂CHBr₂
B) CH₃C≡CH + 2 Br₂ → CH₃CBr=CHBr
C) CH₃C≡CH + 2 Br₂ → CH₃CH₂CHBr₂
D) CH₃C≡CH + 2 Br₂ → CH₃CBr₂CH₃
E) CH₃C≡CH + 2 Br₂ → CH₃CHBrCH₂Br

Question 8

Name the following compound.

A) 3-butyl-3-propyl-1-pentyne
B) 3-butyl-3-propyl-4-pentyne
C) 3-ethyl-3-propyl-1-heptyne
D) 5-ethyl-5-propyl-6-heptyne
E) 3-ethyl-3-butyl-1-hexyne

Question 9

Write a balanced chemical equation to represent the reaction of ethane with Br₂.

A) CH₃CH₂CH₃ + Br₂ → CH₃CH₂CH₂Br + HBr
B) CH₃CH₃ + Br₂ → CH₃CH₂Br + HBr
C) CH₃CH₂CH₃ + Br₂ → BrCH₂CH₂CH₂Br + H₂
D) CH₃CH₃ + Br₂ → BrCH₂CH₂Br + H₂
E) CH₃CH₃ + Br₂ → BrCH₂CH₂CH₂Br + H₂

Question 10

Name the following compound.

A) 2-methyl-3-methylhexane
B) heptane
C) 2,3-dimethylpentane
D) 3,4-dimethylpentane
E) 2,4-dimethylpropane

Question 11

Name the following compound.

A) 3-methyl-1-pentyne
B) 3-methyl-4-pentyne
C) 2-ethynebutane
D) 1-hexyne
E) 3-ethyl-1-butyne

Question 12

Identify the alkane with the highest boiling point.

A) pentane
B) butane
C) ethane
D) methane
E) propane

Question 13

Nonsuperimposable mirror images are called

A) structural isomers.
B) achiral.
C) diastereomers.
D) enantiomers.
E) racemic mixture.

Question 14

Write the balanced chemical equation for the catalytic hydrogenation (addition of H₂)to CH₃CH=CHCH₃.

A) CH₃CH=CHCH₃ + 2 H₂ → 2 CH₃CH₃
B) CH₃CH=CHCH₃ + 3 H₂ → CH₃CH₃ + 2 CH₄
C) CH₃CH=CHCH₃ + 2 H₂ → CH₃CH₂CH₃ + CH₄
D) CH₃CH=CHCH₃ + H₂ → CH₃CH₂CH₂CH₃
E) CH₃CH=CHCH₃ + 4 H₂ → 4 CH₄

Question 15

Write a balanced chemical reaction to represent the combustion of pentane.

A) CH₃CH₂CH₂CH₂CH₃ + 8 O₂ → 5 CO₂ + 6 H₂O
B) CH₃CH₂CH₃ + 5 O₂ → 3 CO₂ + 4 H₂O
C) CH₃CH₂CH₂CH₂CH₃ + H₂ → CH₄ + 2 C₂H₆
D) CH₃CH₂CH₃ + H₂ → CH₄ + C₂H₆
E) 2 CH₃CH₂CH₃ + O₂ → 3 CH₄ + 2 H₂O

Question 16

Give the number of covalent bonds that a carbon atom can form.

A) 1
B) 2
C) 3
D) 4
E) 5

Question 17

How many of the carbons in the following compound are chiral center(s)?

A) 0
B) 1
C) 2
D) 3
E) 4 or more

Question 18

How many of the carbons in the following compound are chiral center(s)?

A) 0
B) 1
C) 2
D) 3
E) 4 or more

Question 19

Write the balanced chemical equation that represents the addition of Cl₂ to CH₃CH=CH₂.

A) CH₃CH=CH₂ + Cl₂ → CH₃CHClCH₃ + HCl
B) CH₃CH=CH₂ + Cl₂ → CH₃CCl=CHCl + H₂
C) CH₃CH=CH₂ + Cl₂ → CH₃CHClCH₂Cl
D) CH₃CH=CH₂ + 2 Cl₂ → CH₃CHCl₂ + CH₂Cl₂
E) CH₃CH=CH₂ + 2 Cl₂ → CH₃CCl₂CHCl₂ + H₂

Question 20

An equimolar mixture of two optical isomers is called

A) a structural isomer.
B) an achiral molecule.
C) a diastereomer.
D) an enantiomer.
E) a racemic mixture.

Question 21

Arrange the following in order from most oxidized to least oxidized.

A) II > I > III
B) III > II > I
C) III > I > III
D) I > II > III
E) II > III > I

Question 22

Identify the alcohol in rubbing alcohol.

A) 2-pentanol
B) isopropyl alcohol
C) methanol
D) 1-butanol
E) ethanol

Question 23

Determine the product(s)of the reduction of the following compound:

A)

B)

C)

D)

E)

Question 24

Write the balanced chemical equation for the catalytic hydrogenation (addition of H₂)to CH₃C≡CH.

A) CH₃C≡CH + H₂ → CH₃CH=CH₂
B) CH₃C≡CH + 2 H₂ → CH₃CH=CH₂
C) CH₃C≡CH + H₂ → CH₃CH₂CH₃
D) CH₃C≡CH + 2 H₂ → CH₃CH₂CH₃
E) CH₃C≡CH + H₂ → CH₂=C=CH₂

Question 25

Determine the products of the following reaction:

A)

B)

C)

D)

E)

Question 26

Name the following compound.

A) 2,3,5-trichlorobenzene
B) 1,3,4-trichlorobenzene
C) trichlorostyrene
D) 1,2,4-trichlorobenzene
E) 1,3,4-trichlorohexene

Question 27

Which of the following compounds is an ether?

A)

B)

C)

D)

E)

Question 28

Identify the compound that is in nail polish remover.

A) benzaldehyde
B) butanone
C) acetone
D) butanal
E) vanillin

Question 29

Which of the following compounds is an ester?

A)

B)

C)

D)

E)

Question 30

Write the balanced chemical equation for the addition of HBr to CH₂=CHCH₂CH₃.

A) CH₂=CHCH₂CH₃ + HBr → CH₃BrCH₂CH₂CH₃
B) CH₂=CHCH₂CH₃ + 2 HBr → 2 CH₂BrCH₃
C) CH₂=CHCH₂CH₃ + 2 HBr → CH₃Br + CH₂BrCH₂CH₃
D) CH₂=CHCH₂CH₃ + 4 HBr → 4 CH₃Br
E) CH₂=CHCH₂CH₃ + HBr → CH₃CHBrCH₂CH₃

Question 31

Give the name for the following compound.

A) tetracene
B) naphthalene
C) anthracene
D) pyrene
E) phenanthrene

Question 32

Identify the alcohol in alcoholic drinks.

A) 2-pentanol
B) isopropyl alcohol
C) methanol
D) 1-butanol
E) ethanol

Question 33

Determine the products of the following reaction:

A)

B)

C)

D)

E)

Question 34

Arrange the following in order from least oxidized to most oxidized.

A) II < I < III
B) III < I = II
C) III < I < II
D) I < II < III
E) I < III < II

Question 35

Determine the products of the following reaction:

A)

B)

C)

D)

E)

Question 36

Determine the products of the following reaction:

A)

B)

C)

D)

E)

Question 37

Which of the following compounds is a carboxylic acid?

A)

B)

C)

D)

E)

Question 38

Complete and balance the following complete hydrogenation reaction. CH₃CH₂C CCH₃ + 2 H₂ → ?

A) CH₃CH₂C CCH₃ + 3 H₂ → CH₃CH₂CH₃ + CH₃CH₃
B) CH₃CH₂C CCH₃ + 2 H₂ → CH₃CH₂CH₂CH₂CH₃
C) CH₃CH₂C CCH₃ + 6 H₂ → 5 CH₄
D) 2 CH₃CH₂C CCH₃ + 2 H₂ → CH₃CH₂CH₂CH₂CH₂CH₂CH₂CH₂CH₂CH₃
E) CH₃CH₂C CCH₃ + 2 H₂ → CH₃CH₂CH₂

CH₂CH₃

Question 39

Give the name for the following compound.

A) tetracene
B) naphthalene
C) anthracene
D) pyrene
E) phenanthrene

Question 40

Which of the following compounds is a ketone?

A) CH₃CH₂CH₂CO₂H
B)

C) CH₃CH₂NH₂
D)

E)

Question 41

Identify the formula for an alkene.

A) C_nH_2n+2
B) C_nH_2n-2
C) C_nH_2n
D) C_nH_2n-1
E) C_nH_n+4

Question 42

Determine the product(s)of the following reaction:

A)

B)

C)

D)

E)

Question 43

Which compound is a saturated hydrocarbon?

A) benzene
B) cyclobutene
C) 3-methylhexane
D) propylene
E) 1-hexyne

Question 44

How many isomers can be drawn for C₇H₁₆ ?

A) 9
B) 10
C) 7
D) 21
E) 15

Question 45

Identify the formula for an alkyne.

A) C_nH_2n+2
B) C_nH_2n-2
C) C_nH_2n
D) C_nH_2n-3
E) C_nH_2n+3

Question 46

Give the organic product for the following reaction in the presence of sulfuric acid. CH₃CH₂COOH + CH₃CH₂CH₂OH →

A) CH₃CH₂COOCH₂CH₃
B) CH₃CH₂COOCH₂CH₂CH₃
C) CH₃CH₂CH₂COOCH₂CH₃
D) CH₃CH₂COCH₂CH₂CH₃
E) CH₃CH₂OCH₂CH₂CH₃

Question 47

Which of the following compounds exhibits optical isomerism?

A) sec-butylbenzene
B) CH₂I₂
C) CF₂BrI
D) CHF₂I
E) isobutylbenzene

Question 48

Give the organic product for the following reaction. CH₃CH₂CH₂NH₂ + HCl →

A) ClCH₂CH₂CH₂NH₂
B) CH₃CHClCH₂NH₂
C) CH₃CH₂CHClNH₂
D) CH₃CH₂CH₂NHCl
E) CH₃CH₂CH₂NH₃⁺ Cl^-

Question 49

Name the following compound. CH₃CH₂OCH₂CH₂CH₂CH₃

A) ethyl propyl ether
B) methyl propyl ether
C) butyl ethyl ether
D) butyl propyl ether
E) butyl methyl ether

Question 50

Name the following compound.

A) 2-methyl-4-pentene
B) 1,1-dimethyl-3-butane
C) 4-methyl-1-pentene
D) hexene
E) 2-methylpentene

Question 51

Identify the formula for an alkane.

A) C_nH_2n+2
B) C_nH_2n-2
C) C_nH_2n
D) C_nH_n
E) C_nH_2n+4

Question 52

Which of the following compounds exhibits optical isomerism?

A) CH₃-CH₂-CH₃
B) CH₃-CH₂-CHF-CH₃
C) CH₃-CHBr-CH₃
D) CH₃-CH₂-CH₂F
E) CH₃-CH₂-CBr₂-CH₃

Question 53

Name the following compound.

A) trans-2-butane
B) cis-2-butene
C) cis-2-pentene
D) trans-3-pentene
E) 2-pentene

Question 54

Name the following compound.

A) propyl butanoate
B) butanoic acid
C) 1-butanal
D) 1-butanoate
E) propyl methanoate

Question 55

Identify the compound that can smell like rotten fish.

A) acetic acid
B) trimethylamine
C) benzaldehyde
D) acetone
E) ethanol

Question 56

Give the organic product for the following reaction. CH₃CH₂COOH + CH₃CH₂CH₂NH₂ →

A) CH₃CH₂NHCH₂CH₂CH₃
B) CH₃CH₂CON(CH₂CH₂CH₃)₂
C) CH₃CH₂CH₂CONHCH₂CH₃
D) CH₃CH₂CONHCH₂CH₂CH₃
E) CH₃CH₂N(CH₂CH₂CH₃)₂

Question 57

Identify the compound that was used as a general anesthetic for many years.

A) dimethyl ether
B) dipropyl ether
C) ethyl methyl ether
D) methyl propyl ether
E) diethyl ether

Question 58

Which of the following alkane names is correct?

A) 2,3-dipropylpropane
B) 3-ethyl-4-propylbutane
C) 4-ethyl-5-butylheptane
D) 3,3-dibutylpentane
E) None of the above names is correct.

Question 59

Which of the following alkane names is correct?

A) 1,2-dipropylhexane
B) 1-propylnonane
C) 4,5-dipropylpentane
D) 2-methyl-3-ethylheptane
E) All of the above names are correct.

Question 60

Identify the carboxylic acid that is in vinegar.

A) propanoic acid
B) butanoic acid
C) formic acid
D) acetic acid
E) pentanoic acid

Question 61

Name the following compound.

A) 2-aminophenol
B) 2-aminobenzoic acid
C) 2-aminoaniline
D) 1-methylphenol
E) 2-hydroxybenzoic acid

Question 62

Which of the following compounds exhibits geometric isomerism?

A) CH₂=CH-CH₃
B) CCl₂=CBr₂
C) CH₃-CCl=CCl-CH₃
D) CBr₂=CHBr
E) All of the above exhibit geometric isomerism.

Question 63

Which of the following names is correct?

A) 3-butyl-4-pentene
B) 3-ethyl-1-decene
C) 3-propeneheptane
D) 5-ethyl-8-nonene
E) All of the above are correct.

Question 64

Which of the following compounds is an amine?

A) (CH₃CH₂)₂NH
B) CH₃CH₂CH₂CH₂CO₂CH₃
C) CH₃CH₂CH₂CH₂Br
D) CH₃COOH
E) CH₃OCH₃

Question 65

Name the following compound.

A) 2-bromophenol
B) 2-bromobenzaldehyde
C) 2-bromoanthracene
D) 1-bromotoluene
E) 1-bromoanisole

Question 66

Which of the following names is correct?

A) 2-methyl-5-heptyne
B) 2-ethyl-5-heptyne
C) 5-ethyl-2-hexyne
D) 4-pentyl-1-pentyne
E) 5-methyl-2-decyne

Question 67

Which of the following names is correct?

A) 4-bromo-2-methylbenzene
B) 1-chloro-3-propylbenzene
C) 3-bromo-4-iodobenzene
D) 2,2-dibromobenzene
E) 4-bromo-2-iodobenzene

Question 68

Name the following compound.

A) o-dibromobenzene
B) m-dibromobenzene
C) p-dibromobenzene
D) p-bromocyclohexene
E) p-dibromocyclohexene

Question 69

Which of the following compounds exhibits geometric isomerism?

A) CH₂=CH₂
B) CH₂=CCl₂
C) CF₂=CHF
D) CHF=CHF
E) (CH₃)₂C=CH-CH₃

Question 70

Name the following compound.

A) 2-ethyl-4-hexane
B) 4-isobutyl-2-butene
C) 3-methyl-5-hexane
D) 4-isopropyl-2-butene
E) 5-methyl-2-heptene

Question 71

Determine the products of the following reaction: Benzene + Br₂ ?

A) 1,2-dibromobenzene and Br₂
B) 1,4-dibromobenzene and HBr
C) ferrobenzene and H₂
D) perbromobenzene and HBr
E) bromobenzene and HBr

Question 72

Which of the following compounds is an alcohol?

A) CH₃CH₂CH₂CO₂H
B) CH₃OSH₃
C) CH₃CO₂CH₂CH₃
D) CH₃CH₂I
E) CH₃CH₂OH

Question 73

Which of the following names is correct?

A) 2-methyl-1-butene
B) 3,3-diethyl-4-propene
C) 2-ethyl-3-pentene
D) 1-propyl-2-pentene
E) None of the above is correct.

Question 74

Name the following compound.

A) 2,2-diethylhexene
B) 2,2-diethyl-1-hexene
C) 4-ethyl-4-methyl-5-hexane
D) 3-ethyl-3-methyl-1-hexene
E) 4-ethyl-4-methylhexene

Question 75

Which one of the following molecules is the most polar?

A) acetylene
B) butyric acid
C) cyclohexane
D) 2, 3-dimethylhexane
E) propane

Question 76

Which of the following names is correct?

A) 2-methyl-5-hexyne
B) 3-propyl-1-butyne
C) 3-butyl-3-propyl-1-pentyne
D) 3-methyl-1-pentyne
E) 3-ethyl-3-butyl-1-hexyne

Question 77

Name the following compound.

A) 2,5-dibromobenzene
B) 2,5-dibromohexane
C) 1,4-dibromobenzene
D) 1,4-bromohexene
E) 3,6-dibromocyclohexane

Question 78

Determine the products of the following reaction: Benzene + CH₃CH₂Cl ?

A) ethylbenzene and HCl
B) 1,2-dimethylbenzene and Cl₂
C) dichlorobenzene and CH₃CH₂Cl
D) trichlorobenzene and CH₃CH₃
E) 1,4-diethylbenzene and Cl₂

Question 79

Which of the following names is correct?

A) 1,2,4-trifluorobenzene
B) 1-methyl-3-isopropylhexene
C) 1,3,4-fluorobenzene
D) 4-isopropyl-6-methylbenzene
E) 2,5-dibromocyclohexene

Question 80

Name the following compound.

A) 1-methyl-3-isopropylhexene
B) 4-propyl-6-methylhexene
C) 4-isopropyl-6-methylbenzene
D) 1-butylcyclohexene
E) 1-isopropyl-3-methylbenzene