Which of the Following Is NOT an Ion

question 150

Multiple Choice

Which of the following is NOT an ion?

• A)H⁺
• B)Br^-
• C)O₂
• D)Mg2⁺
• E)NO₃^-

---

Definitions:

Absolute Advantage

The ability of an entity to produce a good or offer a service more efficiently than its competitors when using the same amount of resources.

Absolute Advantage

The capability of an individual, company, or country to produce a good or service at a lower cost per unit than competitors.

Comparative Advantage

The ability of an entity to produce a good or service at a lower opportunity cost than another entity, leading to more efficient trade and production.

Comparative Advantage

The ability of an entity to produce a good or service at a lower opportunity cost than others.