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

question 33

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.

---

Definitions:

Sites

Locations or places where something is, has been, or will be constructed or situated.

Angular Clasts

Pieces of broken rock with sharp edges and corners, typically found in sedimentary deposits or as volcanic ejecta.

Glaciers

Massive, slow-moving bodies of ice that form where snow accumulates faster than it melts, often moving under their own weight.

Mountains

Elevated portions of the Earth's surface, usually forming ranges or peaks, created by tectonic forces or volcanism.