Which of the Following Is the Best Definition of First

question 6

Multiple Choice

Which of the following is the best definition of first ionization energy?

• A)The energy required to remove one electron from a neutral gaseous atom of an element
• B)The energy barrier that must be overcome to start a chemical reaction
• C)The energy required to raise an electron in the ground state into the first excited state
• D)The energy defined by mv²
• E)The energy needed to reduce a species in the aqueous phase to its minimum (first)reduction potential

---

Definitions:

Hypothalamus

A small region of the brain located below the thalamus that plays a crucial role in many important functions, including releasing hormones, regulating body temperature, and managing hunger and thirst.

Pons

A part of the brainstem that links the medulla oblongata and the thalamus, important for sleep and arousal.

Starve Themselves

The act of deliberately depriving oneself of food for extended periods, often associated with eating disorders or fasting practices.

Hypothalamus

A critical brain region involved in regulating physiological processes, including temperature, thirst, hunger, and emotional responses.