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What is the expected major final product of the reaction sequence shown below? What is the expected major final product of the reaction sequence shown below? A) I B) II C) III D) IV E) None of the shown products will be produced. What is the expected major final product of the reaction sequence shown below? A) I B) II C) III D) IV E) None of the shown products will be produced.


A) I
B) II
C) III
D) IV
E) None of the shown products will be produced.

Correct Answer

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For the reaction below, which of the alkynes listed would be expected to produce the product under the conditions shown? For the reaction below, which of the alkynes listed would be expected to produce the product under the conditions shown? A) I B) II C) III D) IV E) V For the reaction below, which of the alkynes listed would be expected to produce the product under the conditions shown? A) I B) II C) III D) IV E) V


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

Correct Answer

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Determine which compound will react with sodium in liquid ammonia to form trans-3-hexene.


A) cis-3-hexene
B) trans-2-hexene
C) 3-hexyne
D) 2-hexyne
E) cis-2-hexene

Correct Answer

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A dihalide in which the halogens are attached on adjacent carbons is called a _______________ dihalide.


A) vicinal
B) geminal
C) vinylic
D) allylic
E) cis

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Of the reaction conditions provided below, which would be expected to convert 1 mole of 4-methyl-1-pentyne into 2-methylpentane?


A) H2, Lindlar's catalyst
B) Na, NH3(l)
C) 2 moles of HCl
D) 2 moles H2, Pt
E) 1 mole H2, Pt

Correct Answer

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For the reaction shown, select the expected major organic product. For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V


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

Correct Answer

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What is the expected major final product of the reaction sequence shown below? What is the expected major final product of the reaction sequence shown below? A) I B) II C) III D) IV E) V What is the expected major final product of the reaction sequence shown below? A) I B) II C) III D) IV E) V


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

Correct Answer

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What is the IUPAC name for the molecule shown below? What is the IUPAC name for the molecule shown below? A) (E) -4-isopropyloct-3-en-5-yne B) (Z) -4-isopropyloct-3-en-5-yne C) (E) -5-isopropyloct-5-en-3-yne D) (Z) -5-isopropyloct-5-en-3-yne E) (E) -4-(2-methylethyl) oct-3-en-5-yne


A) (E) -4-isopropyloct-3-en-5-yne
B) (Z) -4-isopropyloct-3-en-5-yne
C) (E) -5-isopropyloct-5-en-3-yne
D) (Z) -5-isopropyloct-5-en-3-yne
E) (E) -4-(2-methylethyl) oct-3-en-5-yne

Correct Answer

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For the reaction shown, select the expected major organic product. For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V


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

Correct Answer

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For the reaction shown, select the expected major organic product. For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V


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

Correct Answer

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What is the IUPAC name for the molecule shown below? What is the IUPAC name for the molecule shown below? A) 5,6,6-trimethyl-1-heptyne B) 5-tert-butyl-1-hexyne C) 2,2,3-trimethyl-6-heptyne D) 2,2,3-(3-butynyl) butane E) sec-butyl-tert-butylacetylene


A) 5,6,6-trimethyl-1-heptyne
B) 5-tert-butyl-1-hexyne
C) 2,2,3-trimethyl-6-heptyne
D) 2,2,3-(3-butynyl) butane
E) sec-butyl-tert-butylacetylene

Correct Answer

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Rank the following carbanions in order of increasing base strength. Rank the following carbanions in order of increasing base strength. A) I < II < III B) II < III < I C) III < II < I D) III < I < II E) II < I < III


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

Correct Answer

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For the reaction shown, which of the compounds listed would be the expected enol intermediate? For the reaction shown, which of the compounds listed would be the expected enol intermediate? A) I B) II C) III D) IV E) V For the reaction shown, which of the compounds listed would be the expected enol intermediate? A) I B) II C) III D) IV E) V


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

Correct Answer

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For the reaction shown below, the resulting stereochemistry of the expected product is best described as: For the reaction shown below, the resulting stereochemistry of the expected product is best described as: A) (R,E) B) (S,E) C) (R,Z) D) (S,Z) E) only (S)


A) (R,E)
B) (S,E)
C) (R,Z)
D) (S,Z)
E) only (S)

Correct Answer

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What is the IUPAC name for the molecule shown below? What is the IUPAC name for the molecule shown below? A) 6-bromo-3-octyne B) 6-bromo-6-methyl-3-heptyne C) 2-bromo-2-methyl-4-heptyne D) 6-bromo-6,6-dimethyl-3-hexyne E) 2-bromo-4-octyne


A) 6-bromo-3-octyne
B) 6-bromo-6-methyl-3-heptyne
C) 2-bromo-2-methyl-4-heptyne
D) 6-bromo-6,6-dimethyl-3-hexyne
E) 2-bromo-4-octyne

Correct Answer

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Which of the compounds shown below would be the most likely product expected from the reaction scheme shown? Which of the compounds shown below would be the most likely product expected from the reaction scheme shown? A) I B) II C) III D) IV E) V Which of the compounds shown below would be the most likely product expected from the reaction scheme shown? A) I B) II C) III D) IV E) V


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

Correct Answer

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For the reaction shown, select the expected major organic product. For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V For the reaction shown, select the expected major organic product. A) I B) II C) III D) IV E) V


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

Correct Answer

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Which statement below best explains why the Ka of acetylene is greater than that of ethylene?


A) Acetylide anions are resonance stabilized.
B) The 4 π\pi electrons of the acetylide anion better stabilize a negative charge.
C) The electronegativity of sp carbons is greater than that of sp2 carbons.
D) The electronegativity of sp carbons is less than that of sp2 carbons.
E) Acetylene has only two hydrogen atoms while ethylene has four.

Correct Answer

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What is the major product of the reaction shown below? What is the major product of the reaction shown below? A) (E) -2,3-dichloro-2-hexene B) (Z) -2,3-dichloro-2-hexene C) 2,2-dichlorohexane D) 3,3-dichlorohexane E) 2,2,3,3-tetrachlorohexane


A) (E) -2,3-dichloro-2-hexene
B) (Z) -2,3-dichloro-2-hexene
C) 2,2-dichlorohexane
D) 3,3-dichlorohexane
E) 2,2,3,3-tetrachlorohexane

Correct Answer

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Identify the final product for the following reaction. Identify the final product for the following reaction. A) I B) II C) III D) IV E) V Identify the final product for the following reaction. A) I B) II C) III D) IV E) V


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

Correct Answer

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Showing 81 - 100 of 177

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