Which of the Bases Below Would Result in the Most

question 72

Multiple Choice

Which of the bases below would result in the most complete deprotonation of the alkyne, shown in the reaction below?

• A) NaOCH₂CH₃ (sodium ethoxide)
• B) t-BuONa (sodium tert-butoxide)
• C) NaH (sodium hydride)
• D) NaHCO₃ (sodium bicarbonate)
• E) NaOH (sodium hydroxide)

---

Definitions:

Hot Spots

Regions in the Earth's mantle that are exceptionally hot, causing volcanic activity at the Earth's surface, independent of tectonic plate boundaries.

Volcanically Active

Describes a volcano or area that is currently erupting or shows signs of possible eruptions in the future.

Oceanic Plateaus

Large, relatively flat regions of the ocean floor that rise significantly above the surrounding abyssal plains, often formed by volcanic activity.

Basalt

A dark, fine-grained volcanic rock formed from the rapid cooling of basaltic lava exposed at or very near the surface of a planet or moon.