In the Addition of HBr to 1-Butyne, the Nucleophile in the First

question 2

Multiple Choice

In the addition of HBr to 1-butyne, the nucleophile in the first step of the mechanism is:

• A)The Csp-H1s bond of 1-butyne.
• B)The C-C triple bond of 1-butyne.
• C)The H atom in HBr.
• D)The Br ion.

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