Atomic Number 85 (+ facts: Sources, Uses, Color and more...) 2022

All atoms have an atomic number. But what is the chemical element that has 85 as atomic number?

The answer is Astatine and there is so much cool stuff about Astatine that people don't know that I would keep reading if I were you.

Alright now to the facts!

Astatine Overview

Atomic Number

85

Learn more about the atomic number.

Description

Unstable, radioactive member of the halogen group.

Atomic Symbol

At (Astatine)

Discovery

Discovered By: D.R.Corson, K.R.MacKenzie, E.Segré

Year: 1940

Location: United States

State at 20 °C

solid

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.

Atomic Mass

209,9871

Learn more about the atomic mass.

Name Origin

Greek: astatos (unstable).

Want to learn more details and data? Check my Elements Comprehensive List.

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-(85) atomic 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).
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