When an Unstable Nucleus Decays by Emitting an Alpha Particle

question 26

Multiple Choice

When an unstable nucleus decays by emitting an alpha particle, the atomic mass number of the nucleus

• A) increases by 4.
• B) increases by 2.
• C) decreases by 2.
• D) decreases by 4.
• E) remains unchanged.

---

Definitions:

Knowledge-based View

A perspective in strategic management that considers knowledge as the most strategically significant resource of a firm.

Typicality Effect

A cognitive phenomenon where more typical members of a category are processed faster and more efficiently than atypical members.

Expertise

The extensive knowledge or skill in a particular area of study, practice, or interest, obtained from experience and education.

Schematic

Relates to a schematic diagram or representation, often used to simplify and summarize complex information.