In the Rearrangement of 2-Butyne to 1-Butyne, What Causes the Reaction

question 14

Multiple Choice

In the rearrangement of 2-butyne to 1-butyne, what causes the reaction to go to completion?

• A) the increased stability of the terminal triple bond in the product
• B) the high pK_a of ammonia versus the methyl group in 2-butyne
• C) the decreased activation energy for conversion of the allene intermediate to 1 -butyne
• D) the much lower pK_a of the acetylenic proton in the product versus the other species
• E) the increased stability of the 1,2 -butadiene intermediate versus 2 -butyne

---

Definitions:

Cognitive-Behavioral View

A perspective focusing on the way our thoughts and behaviors interact and how altering these can help address psychological issues.

Schizophrenia

An illness of the mind manifested through irregular behavior, odd speech patterns, and a diminished capacity to grasp what is real.

Rational Path

A course of action guided by logic and reason rather than emotions or impulses.

Disturbing Symptoms

Manifestations of illness or disorders that are troubling both to the individual experiencing them and to others, potentially disrupting normal functioning.