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In the hydroboration-oxidation reaction of a terminal alkyne,the product is a(n)


A) alkyne
B) aldehyde
C) ketone
D) enol
E) alcohol

F) A) and E)
G) A) and D)

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What are the hybridizations of the carbon atoms numbered 1 and 2 in the structure below? 1 2 H3C-CH What are the hybridizations of the carbon atoms numbered 1 and 2 in the structure below? 1 2 H<sub>3</sub>C-CH   CH-C   C-H A) sp<sup>3</sup>,sp<sup>2</sup> B) sp<sup>2</sup>,sp<sup>2</sup> C) sp<sup>2</sup>,sp D) sp,sp CH-C What are the hybridizations of the carbon atoms numbered 1 and 2 in the structure below? 1 2 H<sub>3</sub>C-CH   CH-C   C-H A) sp<sup>3</sup>,sp<sup>2</sup> B) sp<sup>2</sup>,sp<sup>2</sup> C) sp<sup>2</sup>,sp D) sp,sp C-H


A) sp3,sp2
B) sp2,sp2
C) sp2,sp
D) sp,sp

E) All of the above
F) None of the above

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What is/are the major organic product(s) of the following reaction? What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub>


A) CH2 What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub> CH2 + HC What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub> CH
B) CH3CH2C What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub> CH
C) HC What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub> CBr
D) HC What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub> CCH2CH2Br
E) CH3C What is/are the major organic product(s) of the following reaction?   A) CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> + HC   CH B) CH<sub>3</sub>CH<sub>2</sub>C   CH C) HC   CBr D) HC   CCH<sub>2</sub>CH<sub>2</sub>Br E) CH<sub>3</sub>C   CCH<sub>3</sub> CCH3

F) A) and B)
G) A) and E)

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Provide the sequence of reagents that are needed to accomplish the multistep synthesis below. Provide the sequence of reagents that are needed to accomplish the multistep synthesis below.

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1.NaNH2 2.C...

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Provide the structure of the major organic product(s)in the reaction below. Provide the structure of the major organic product(s)in the reaction below.

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Provide the major organic product in the reaction below. Provide the major organic product in the reaction below.

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What is the structure of the missing product A and reagent B of this reaction? What is the structure of the missing product A and reagent B of this reaction?

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Provide the structure of the major organic product of the following reaction. Provide the structure of the major organic product of the following reaction.

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Draw an acceptable structure for 3-sec-butyl-1-heptyne.

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Draw an acceptable structure for acetylene.

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Which is the correct order of decreasing acidity in the following compounds? H2O CH3CH3 NH3 CH2 Which is the correct order of decreasing acidity in the following compounds? H<sub>2</sub>O CH<sub>3</sub>CH<sub>3</sub> NH<sub>3</sub> CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> HC   CH A B C D E A) A > E > C > D > B B) A > E > D > B > C C) E > A > C > B > D D) A > C > E > D > B E) E > D > B > A > C CH2 HC Which is the correct order of decreasing acidity in the following compounds? H<sub>2</sub>O CH<sub>3</sub>CH<sub>3</sub> NH<sub>3</sub> CH<sub>2</sub> <sub> </sub>   CH<sub>2</sub> HC   CH A B C D E A) A > E > C > D > B B) A > E > D > B > C C) E > A > C > B > D D) A > C > E > D > B E) E > D > B > A > C CH A B C D E


A) A > E > C > D > B
B) A > E > D > B > C
C) E > A > C > B > D
D) A > C > E > D > B
E) E > D > B > A > C

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

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Provide the major organic product in the reaction below. Provide the major organic product in the reaction below.

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Which of the following are enol forms of 2-butanone? Which of the following are enol forms of 2-butanone?   A)    B)    C)    D)    E)


A) Which of the following are enol forms of 2-butanone?   A)    B)    C)    D)    E)
B) Which of the following are enol forms of 2-butanone?   A)    B)    C)    D)    E)
C) Which of the following are enol forms of 2-butanone?   A)    B)    C)    D)    E)
D) Which of the following are enol forms of 2-butanone?   A)    B)    C)    D)    E)
E) Which of the following are enol forms of 2-butanone?   A)    B)    C)    D)    E)

F) A) and D)
G) A) and C)

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What two atomic orbitals or hybrid atomic orbitals overlap to form the carbon-carbon σ bond in ethyne?


A) sp3-sp3
B) p-p
C) sp2-sp2
D) s-s
E) sp-sp

F) C) and E)
G) C) and D)

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What is the structure of the missing reagents A and B below? What is the structure of the missing reagents A and B below?

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Give the IUPAC name for the following compound. Give the IUPAC name for the following compound.   A) isoprene B) 3-methyl-1,3-butadiene C) 2-methyl-1,3-butadiene D) 2-methyl-2,3-butadiene E) isobutadiene


A) isoprene
B) 3-methyl-1,3-butadiene
C) 2-methyl-1,3-butadiene
D) 2-methyl-2,3-butadiene
E) isobutadiene

F) B) and E)
G) B) and C)

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Provide the structure of the intermediate which forms in the first step of the reaction of 1-butyne with water in the presence of H2SO4/HgSO4.

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Provide the structure of the major organic product of the following reaction. Provide the structure of the major organic product of the following reaction.

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Give the systematic name of the compound shown below. Give the systematic name of the compound shown below.

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(S)-5-meth...

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Provide the structure of the major organic product that results when 2-butyne is treated with 2 equivalents of HCl.

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