Period Number of Astatine (At) (& Location, Uses ... 2022

All atoms have a period number assigned, even Astatine. Ok but how do we know what is the period name for an atom of At?

If we know the symbol, let's say At, we may then open any periodic table and search for Astatine. Any decent periodic table should have the period numbers when you scroll left starting from the element you found.

In the case of Astatine the period number is 6. There is a lot of cool stuff about Astatine that people simply don't know. Let me show you...

Astatine Overview

At Period Number

6 (Period Number)
17 (Group Number)

Atomic Number

85

Learn more about the atomic number.

Atomic Mass

209,9871

Learn more about the atomic mass.

Discovery

Discovered By: D.R.Corson, K.R.MacKenzie, E.Segré
Year: 1940
Location: United States

State at 20 °C

solid

Description

Unstable, radioactive member of the halogen group.

Atomic Symbol

At

Name Origin

Greek: astatos (unstable).

Sources

Does not occur in nature. Similar to iodine. Produced by bombarding bismuth with alpha particles.

Uses

Since its isotopes have such short half-lives there are no commercially significant compounds of astatine.

Want to learn more details and data about Astatine (At)? Check my Elements Comprehensive List.

Video

Are you having trouble understanding the basics of atomic elements? This video will walk you through:

• What is an element
• What is a substance
• What Elements look like
• How a small number of atoms can be joined and form completely different substances

Colored Periodic Table

Need an editable periodic table to edit? Maybe add your school logo, work team or anything else to maker your paper look cool?

Along with basic atom / element information (like Astatine period number and all the other atomic data), it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...

How about an incentive to share this post? (You will help other colleagues find this blog)

Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
[lock][Download excel ##download##]
[Download open .ods format ##download##][/lock]

Citation

When you need to include a fact or piece of information in an assignment or essay you should also include where and how you found that piece of information.

That gives credibility to your paper and it is sometimes required in higher education.

To make your life (and citation) easier just copy & paste the information below into your assignment or essay:

Luz, Gelson. "Period Number of Astatine (At) (& Location, Uses ..." Materials. Gelsonluz.com. dd mmmm. yyyy. <URL>

Now replace dd, mmmm and yyyy with the day, month, and year you browsed this page. Also replace URL for the actual url of this page (The < and > stay, ok?). This citation format is based on MLA.