The $\alpha$ Form of Polonium (Po) Has a Density of 9

question 3

Multiple Choice

The $\alpha$ form of polonium (Po) has a density of 9.196 g/cm³ and crystallizes in a simple cubic structure.What is the atomic radius of polonium?

• A)119 pm
• B)168 pm
• C)266 pm
• D)335 pm
• E)419 pm

---

Definitions:

LOWER

In the context of text manipulation, a function or method used to convert all characters in a string to lowercase.

Summarize

To condense or provide an overview of the main points of a larger set of information without going into detail.

Worksheets

Individual pages within an Excel file where users can store and manipulate data in rows and columns.

Error Checking

A feature or tool in software applications that scans for mistakes or inconsistencies in data or code and alerts the user to potential errors.