Which of the Following Statements Is TRUE

question 8

Multiple Choice

Which of the following statements is TRUE?

• A) The slow step in an S_N1 mechanism is the dissociation step, which produces a carbanion and a leaving group.
• B) In an S_N1 mechanism, during the second step the nucleophile attacks the carbocation formed in the first step.
• C) Primary alkylhalides are the best substrates for S_N1 reactions.
• D) The hydroxyl (OH^-) group is an excellent leaving group in S_N1 reactions.
• E) In an S_N1 mechanism, during the second step the nucleophile attacks the carbanion formed in the first step.

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