Phosphorus Consider the Element Phosphorus,which Has an Atomic Mass of 30,and

question 40

Multiple Choice

Phosphorus
Consider the element phosphorus,which has an atomic mass of 30,and answer the following question(s) .
-Boron has an atomic number of 5.How many vacancies does boron have in its outer shell?

• A) 1
• B) 2
• C) 3
• D) 4
• E) 5

---

Definitions:

Externality

An economic side effect of a good or service that generates benefits or costs to someone other than the person deciding how much to produce or consume.

Invisible Hand

A term coined by economist Adam Smith to describe the self-regulating nature of the marketplace, where individual self-interests unintentionally benefit society at large.

Economist

A professional who studies the production, distribution, and consumption of goods and services, focusing on how economic agents behave and interact.

Government Intervention

Government intervention involves actions taken by a government to affect the economy, which can include regulations, subsidies, tariffs, and monetary policies.