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

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Provide the major organic product(s)of the reaction shown. Provide the major organic product(s)of the reaction shown.

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What type of solvent is best for SN2 reactions which employ anionic nucleophiles: polar,protic solvents; polar,aprotic solvents; or nonpolar solvents? Explain.

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Polar,aprotic solvents are bes...

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

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Draw the alkene product which results when 1-bromopentane is heated in acetone containing NaOH.Give a detailed,step-by-step mechanism for the production of this compound.

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Give the name(s) of the product(s) of the SN2 reaction of 3-bromo-2,2-dimethylbutane with hydroxide.


A) 2,2-dimethyl-1-butanol
B) 3,3-dimethyl-2-butanol
C) 3,3-dimethyl-1-butanol
D) 2,3-dimethyl-2-butanol
E) 2,3-dimethyl-1-butanol

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Why,in a polar protic solvent,is iodide a better nucleophile than fluoride?

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In addition to iodide being mo...

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Predict the two most likely mechanisms which occur when 2-iodohexane is heated in ethanol.


A) SN2 and SN1
B) E1 and E2
C) SN2 and E2
D) E1 and SN1
E) E2 and SN1

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Which of the following does not provide evidence that there are two different mechanisms for nucleophilic substitution?


A) reaction products when CH3I is used as the substrate
B) reaction products when (CH3) 3CCH2I is used as substrate
C) the stereochemistry of nucleophilic substitutions
D) the effect of nucleophile concentration on rate

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Give the major product for the following E2 reaction. Give the major product for the following E2 reaction. A) B) C) D) E) none of the above


A) Give the major product for the following E2 reaction. A) B) C) D) E) none of the above
B) Give the major product for the following E2 reaction. A) B) C) D) E) none of the above
C) Give the major product for the following E2 reaction. A) B) C) D) E) none of the above
D) Give the major product for the following E2 reaction. A) B) C) D) E) none of the above
E) none of the above

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What is the major product of the following E2 reaction? What is the major product of the following E2 reaction? A) B) CH<sub>3</sub>CH<sub>2</sub>CH CH<sub>2</sub> C) D) E)


A) What is the major product of the following E2 reaction? A) B) CH<sub>3</sub>CH<sub>2</sub>CH CH<sub>2</sub> C) D) E)
B) CH3CH2CH What is the major product of the following E2 reaction? A) B) CH<sub>3</sub>CH<sub>2</sub>CH CH<sub>2</sub> C) D) E) CH2
C) What is the major product of the following E2 reaction? A) B) CH<sub>3</sub>CH<sub>2</sub>CH CH<sub>2</sub> C) D) E)
D) What is the major product of the following E2 reaction? A) B) CH<sub>3</sub>CH<sub>2</sub>CH CH<sub>2</sub> C) D) E)
E) What is the major product of the following E2 reaction? A) B) CH<sub>3</sub>CH<sub>2</sub>CH CH<sub>2</sub> C) D) E)

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Explain why SN2 reactions proceed faster in the solvent dimethylsulfoxide than in ethanol? CH3SOCH3 CH3CH2OH dimethlysolfoxide ethanol

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Dimethlysulfoxide is an aproti...

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Assuming no other changes,what is the effect of doubling only the concentration of the alkyl halide in the above SN1 reaction?


A) no change
B) doubles the rate
C) triples the rate
D) quadruples the rate
E) rate is halved

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Provide a detailed,stepwise mechanism for the reaction below. (CH3)2CHCH2CH2CH2I + CN- → (CH3)2CHCH2CH2CH2CN + I-

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Which of the following compounds will undergo an SN2 reaction most readily?


A) (CH3) 3CCH2I
B) (CH3) 3CCl
C) (CH3) 2CHI
D) (CH3) 2CHCH2CH2CH2Cl
E) (CH3) 2CHCH2CH2CH2I

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When nucleophile and leaving group are contained in the same molecule,is intermolecular or intramolecular reaction favored? Explain.

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The answer depends on the concentration ...

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Which of the following factors has no effect on the rate of SN1 reactions?


A) the nature of the alkyl halide
B) the nature of the leaving group
C) the concentration of the alkyl halide
D) the concentration of the nucleophile
E) the value of the rate constant

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Provide the structure of the major elimination product which results when the alkyl bromide below is heated in ethanol. Provide the structure of the major elimination product which results when the alkyl bromide below is heated in ethanol.

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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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Assuming no other changes,what is the effect of doubling only the concentration of the nucleophile in the above reaction?


A) no change
B) doubles the rate
C) triples the rate
D) quadruples the rate
E) rate is halved

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