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

question 6

Multiple Choice

In the addition of HBr to 1-butyne,the electrophile 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.

---

Definitions:

Perceived Distinctiveness

The degree to which individuals see themselves as different from others in their social surroundings.

Symmetrical Faces

Faces that are mirror images on the left and right sides, often associated with attractiveness in human perception.

Attractive Faces

Features or characteristics of faces that are aesthetically pleasing and appeal to the evolutionary or social preferences of an observer.

Parental Investment

The time and energy that a parent invests in raising their offspring, which influences the survival and reproductive success of the offspring.