When Po Emits a Beta Particle, It Transforms into a New

question 27

Multiple Choice

When Po emits a beta particle, it transforms into a new element. What are the atomic number and atomic mass of this new element?

• A)atomic number = 84; atomic mass = 219
• B)atomic number = 86; atomic mass = 214
• C)atomic number = 85; atomic mass = 218
• D)atomic number = 82; atomic mass = 214

---

Definitions:

Peer Victimization

The experiences of children who are chronically harassed, teased, and bullied by peers.

Middle School

An educational institution that serves students in the intermediate grades, usually between elementary school and high school.

Adolescence

The transitional stage from childhood to adulthood, marked by significant physical, psychological, and social changes.

Reactive Aggression

A form of aggression that is usually impulsive and displayed in response to a perceived threat or provocation.