Atomic Number of Astatine (+ facts: Uses, Color and more...) 2022

Every atom has an atomic number, even Astatine. But what is an "Atomic Number"?

The atomic number of a chemical element is the number of protons found in the nucleus of the atom of that element.

Ok so I'll take you through some interesting facts and data about Astatine (That most people don't know).

Astatine Overview

Atomic Number

85

Learn more about the atomic number.

Atomic Symbol

At (Astatine)

Description

Unstable, radioactive member of the halogen group.

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.

Discovery

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

Year: 1940

Location: United States

Name Origin

Greek: astatos (unstable).

Atomic Mass

209,9871

Learn more about the atomic mass.

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-At atomic number and all the other atom 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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[Download open .ods format ##download##][/lock]