Which One of the Following Species or Compounds Reacts at the Cathode

question 6

Multiple Choice

Which one of the following species or compounds reacts at the cathode in the Hall-Héroult process?

• A) Al₂O₃
• B) Al(OH)₃
• C) F^-
• D) AlF₆^3-
• E) C

---

Definitions:

Transpiration

The method through which water is transported within plants from the roots to tiny openings under the leaves, transforming into vapor there and then being emitted into the air.

Evaporation

Evaporation is the process by which water is transformed from a liquid state into vapor, often driven by heat and leading to the cooling of surfaces.

Species

A collection of living beings comprised of comparable individuals who have the ability to exchange genetic material or reproduce with one another.

Water Cycle

The endless cycle of water moving across, above, and beneath the Earth's surface, which includes activities like evaporation, condensation, precipitation, and infiltration.