题目内容

Which of the following is the rate law for SN1 mechanisms?()

A. Rate = k[Alkyl Halide] [Nucleophile]
B. Rate = k[Nucleophile]
C. Rate = k[Alkyl Halide]
D. Rate = k[Alkyl Halide] [Nucleophile] + k2[Alkyl Halide]
E. Rate = k1[Alkyl Halide] + k2[Nucleophile]

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In the SN1 hydrolysis mechanism of (CH3)3CBr, there are ________ elementary steps, ________ distinct transition states, and ________ distinct intermediates.()

A. 2; 2; 2
B. 2; 2; 3
C. 2; 3; 2
D. 3; 2; 3
E. 3; 3; 2

Which of the following is the best leaving group?()

A. HO-
B. F-
Cl-
D. Br-
E. I-

Identify the alkyl halide that reacts the fastest in an SN1 reaction.()

A. 2-chloro-2-methylpropane
B. 2-chlorobutane
C. 1-chlorobutane
D. chloromethane

Which of the following iodides undergoes SN1 solvolysis in water the fastest?()

A. 1-iodo-3-methylpentane
B. 2-iodopentane
C. 2-iodo-2-methylpentane
D. 3-iodopentane
E. 1-iodo-2,2-dimethylpentane

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