Which of These Elements Has the Highest First Ionization Energy

question 13

Multiple Choice

Which of these elements has the highest first ionization energy?

• A) Cs
• B) Ga
• C) K
• D) Bi
• E) As

---

Definitions:

Long-Run

A time period in economics where all inputs are variable, allowing firms to adjust all factors of production.

Average Cost Curve

A graph showing the cost per unit of output produced, calculated by dividing total costs by the quantity of output.

U‐Shaped

The U-shaped concept typically refers to a relationship where variables initially decrease, reach a lowest point, and then increase, forming a graph that resembles a U shape.

Long-Run Average Cost Curve

Shows the way per unit costs change with output in the long run.