Which of the Following Statements Describes the Reactivity of Alkynes

question 82

Multiple Choice

Which of the following statements describes the reactivity of alkynes?

• A) An alkyne is an electron-rich molecule and therefore reacts as a nucleophile.
• B) The σ bonds of alkynes are greater in energy than the π bonds and, therefore, are more reactive.
• C) Unlike alkenes, alkynes fail to undergo electrophilic addition reactions.
• D) When a symmetrical internal alkyne reacts with HBr, two products are formed.
• E) Alkynes react as electrophiles, whereas alkenes react as nucleophiles.

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