Question 1

How many different proton signals would the following compound show in its 1H NMR spectrum? 1H NMR spectrum?   A)  1 B)  3 C)  5 D)  6" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   1
B)   3
C)   5
D)   6

Question 2

What orbitals are used to form the indicated bond? 3 B)  sp2 C)  p D)  sp3 and sp2" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   sp3
B)   sp2
C)   p
D)   sp3 and sp2

Question 3

What compound is consistent with the following 1H NMR spectrum? 1H NMR spectrum?   A)  phenol B)  anisole C)  4-bromoanisole D)  4-bromotoluene" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   phenol
B)   anisole
C)   4-bromoanisole
D)   4-bromotoluene

Question 4

What is the correct structure for aniline?

Accepted Answer

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

Question 5

Which of the following statements about benzene is true?

Accepted Answer

A)   Benzene is a saturated hydrocarbon.
B)   Benzene undergoes addition reactions.
C)   Benzene has five degrees of unsaturation.
D)   Benzene undergoes substitution reactions.

Question 6

What is the correct structure for toluene?

Accepted Answer

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

Question 7

What orbitals are used to form the bond indicated in the following molecule? 2  Csp2 B)  Csp2  C2p C)  C2p  C2p D)  Csp3  Csp3" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   Csp2  Csp2
B)   Csp2  C2p
C)   C2p  C2p
D)   Csp3  Csp3

Question 8

Which of the following ions is aromatic?

Accepted Answer

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

Question 9

What is the correct structure for para-bromotoluene?

Accepted Answer

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

Question 10

Which of the following compounds is aromatic?

Accepted Answer

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

Question 11

Where do the protons in benzene appear in the 1H NMR spectrum?

Accepted Answer

A)   Around 1600 cm-1
B)   Around 120 ppm
C)   Around 0 ppm
D)   Around 7 ppm

Question 12

How many 13CNMR signals does the following compound exhibit? 13CNMR signals does the following compound exhibit?   A)  4 B)  5 C)  6 D)  8" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   4
B)   5
C)   6
D)   8

Question 13

What is the IUPAC name of the following compound?

Accepted Answer

A)   2-Nitro-5-carboxychlorobenzene
B)   2-Chloro-4-carboxynitrobenzene
C)   2-Chloro-1-nitro-4-benzoic acid
D)   3-Chloro-4-nitrobenzoic acid

Question 14

Which of the following compounds is aromatic?

Accepted Answer

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

Question 15

What is the structure of a compound of molecular formula C10H14O2 that shows a strong IR absorption at 3150  2850 cm-1 and gives the following 1H NMR absorptions: 1.4 (triplet, 6H) ; 4.0 (quartet, 4H) ; and 6.8 (singlet, 4H)  ppm. 10H14O2 that shows a strong IR absorption at 3150  2850 cm-1 and gives the following 1H NMR absorptions: 1.4 (triplet, 6H) ; 4.0 (quartet, 4H) ; and 6.8 (singlet, 4H)  ppm.   A)  I B)  II C)  III D)  IV" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

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

Question 16

What is the correct structure for 1-bromo-2,4-dimethoxybenzene?

Accepted Answer

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

Question 17

What is the IUPAC name of the following compound?

Accepted Answer

A)   3-Bromo-1-chloro-4-toluene
B)   2-Bromo-4-chlorotoluene
C)   4-Chloro-2-bromo-1-toluene
D)   2-Bromo-4-chloroanisole

Question 18

What is the correct assignment of the number of signals in the 13C NMR spectra of the following disubstituted benzene derivatives? 13C NMR spectra of the following disubstituted benzene derivatives?   A)  I = 3 signals; II = 3 signals; III = 2 signals. B)  I = 3 signals; II = 4 signals; III = 2 signals. C)  I = 6 signals; II = 6 signals; III = 6 signals. D)  I = 3 signals; II = 4 signals; III = 3 signals." class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   I = 3 signals; II = 3 signals; III = 2 signals.
B)   I = 3 signals; II = 4 signals; III = 2 signals.
C)   I = 6 signals; II = 6 signals; III = 6 signals.
D)   I = 3 signals; II = 4 signals; III = 3 signals.

Question 19

What is the correct assignment of the names of the following substituted benzenes?

Accepted Answer

A)   I = Styrene; II = aniline; III = anisole.
B)   I = Toluene; II = anisole; III = styrene.
C)   I = Styrene; II = anisole; III = phenol.
D)   I = Toluene; II = aniline; III = anisole.

Question 20

What is the name of the following compound?

Accepted Answer

A)   meta-bromophenol
B)   para-hydroxybenzene
C)   3-bromoanisole
D)   6-methoxy-2-bromobenzene

Exam 17: Benzene and Aromatic Compounds

How many 13CNMR signals does the following compound exhibit?

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How many different proton signals would the following compound show in its 1H NMR spectrum?

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Which of the following statements about benzene is true?

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What is the correct structure for para-bromotoluene?

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What compound is consistent with the following 1H NMR spectrum?

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What orbitals are used to form the indicated bond?

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What is the structure of a compound of molecular formula C10H14O2 that shows a strong IR absorption at 3150  2850 cm-1 and gives the following 1H NMR absorptions: 1.4 (triplet, 6H) ; 4.0 (quartet, 4H) ; and 6.8 (singlet, 4H) ppm.

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What is the correct assignment of the names of the following substituted benzenes?

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What is the IUPAC name of the following compound?

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What is the name of the following compound?

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What is the correct structure for 1-bromo-2,4-dimethoxybenzene?

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Which of the following ions is aromatic?

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What orbitals are used to form the bond indicated in the following molecule?

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What is the correct structure for toluene?

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Which of the following compounds is aromatic?

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What is the correct assignment of the number of signals in the 13C NMR spectra of the following disubstituted benzene derivatives?

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Where do the protons in benzene appear in the 1H NMR spectrum?

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What is the IUPAC name of the following compound?

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What is the correct structure for aniline?

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Which of the following compounds is aromatic?

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How many ¹³CNMR signals does the following compound exhibit?

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How many different proton signals would the following compound show in its ¹H NMR spectrum?

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What compound is consistent with the following ¹H NMR spectrum?

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What is the structure of a compound of molecular formula C₁₀H₁₄O₂ that shows a strong IR absorption at 3150  2850 cm^-1 and gives the following ¹H NMR absorptions: 1.4 (triplet, 6H) ; 4.0 (quartet, 4H) ; and 6.8 (singlet, 4H) ppm.

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What is the correct assignment of the number of signals in the ¹³C NMR spectra of the following disubstituted benzene derivatives?

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Where do the protons in benzene appear in the ¹H NMR spectrum?

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