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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and D)
F) A) and C)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and D)
F) None of the above

Correct Answer

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What type of reactive intermediate is formed in the reaction of an alkene with HBr to give a bromoalkane?


A) carbocation
B) carbanion
C) radical
D) cyclic bromonium ion

E) All of the above
F) C) and D)

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What type of orbitals overlap to provide stability to the tert-butyl carbocation by hyperconjugation?


A) 3 °\degree C 2p atomic orbital + 3 °\degree C sp2 atomic orbital
B) 3 °\degree C 2p atomic orbital + methyl C-H s molecular orbital
C) 3 °\degree C sp2 atomic orbital + methyl C-H s molecular orbital
D) 3 °\degree C 2p atomic orbital + methyl C 2s atomic orbital

E) C) and D)
F) B) and D)

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What is the best choice of reagent(s) to perform the following transformation? What is the best choice of reagent(s) to perform the following transformation? A) O<sub>3</sub>; followed by (CH<sub>3</sub>) <sub>2</sub>S B) Hg(OAc) <sub>2</sub> and H<sub>2</sub>O; followed by NaBH<sub>4</sub> C) BH<sub>3</sub>; followed by H<sub>2</sub>O<sub>2</sub>, NaOH D) OsO<sub>4</sub>; followed by NaHSO<sub>3</sub>


A) O3; followed by (CH3) 2S
B) Hg(OAc) 2 and H2O; followed by NaBH4
C) BH3; followed by H2O2, NaOH
D) OsO4; followed by NaHSO3

E) A) and D)
F) A) and C)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) C) and D)
F) All of the above

Correct Answer

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What type of reaction mechanism accounts for the reaction of an alkene with aqueous acid to give an alcohol?


A) nucleophilic addition
B) electrophilic addition
C) radical addition
D) elimination

E) B) and D)
F) B) and C)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and C)
F) B) and C)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction?

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and D)
F) B) and C)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) B) and D)
F) B) and C)

Correct Answer

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Provide the structure of the key intermediate in the following reaction? Provide the structure of the key intermediate in the following reaction?

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What is the correct order of exothermicity for hydrogenation of the following butenes upon treatment with H2/Pd (more exothermic > less exothermic) ? What is the correct order of exothermicity for hydrogenation of the following butenes upon treatment with H<sub>2</sub>/Pd (more exothermic > less exothermic) ? A) 1 > 2 > 3 B) 1 > 3 > 2 C) 3 > 2 > 1 D) 2 > 3 > 1


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

E) A) and C)
F) B) and D)

Correct Answer

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What is the best choice of reagent(s) to perform the following transformation? What is the best choice of reagent(s) to perform the following transformation? A) H<sub>2</sub>O, H<sub>2</sub>SO<sub>4</sub> B) Hg(OAc) <sub>2</sub> and H<sub>2</sub>O ; followed by NaBH<sub>4</sub> C) B<sub>2</sub>H<sub>6</sub>; followed by H<sub>2</sub>O<sub>2</sub>, NaOH D) OsO<sub>4</sub>; followed by NaHSO<sub>3</sub>


A) H2O, H2SO4
B) Hg(OAc) 2 and H2O ; followed by NaBH4
C) B2H6; followed by H2O2, NaOH
D) OsO4; followed by NaHSO3

E) A) and B)
F) None of the above

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction?

Correct Answer

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What is the best choice of reagent(s) to perform the following transformation? What is the best choice of reagent(s) to perform the following transformation?

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and D)
F) None of the above

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) All of the above
F) B) and D)

Correct Answer

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What type of carbocation is shown? What type of carbocation is shown? A) primary B) secondary C) tertiary D) quaternary


A) primary
B) secondary
C) tertiary
D) quaternary

E) A) and D)
F) None of the above

Correct Answer

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What is (are) the major organic product(s) obtained from the following reaction? What is (are) the major organic product(s) obtained from the following reaction? A) only 1 B) only 2 C) only 3 D) only 1 and 2 What is (are) the major organic product(s) obtained from the following reaction? A) only 1 B) only 2 C) only 3 D) only 1 and 2


A) only 1
B) only 2
C) only 3
D) only 1 and 2

E) A) and B)
F) B) and C)

Correct Answer

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Showing 41 - 60 of 79

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