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

Every atom has an atomic number, even Thallium. 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 Thallium (That most people don't know).

Thallium Overview

Atomic Number

81

Learn more about the atomic number.

Atomic Symbol

Tl (Thallium)

Description

Soft gray metal that looks like lead.

State at 20 °C

solid

Sources

Found in iron pyrites. Also in crookesite, hutchinsonite and lorandite. Most is recovered from the byproducts of lead and zinc refining.

Uses

Its compounds are used in rat and ant poisons. Also for detecting infrared radiation.

Discovery

Discovered By: Sir William Crookes

Year: 1861

Location: England

Name Origin

Greek: thallos (green twig), for a bright green line in its spectrum.

Atomic Mass

204,3833

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 Thallium-Tl 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).
[lock][Download excel ##download##]
[Download open .ods format ##download##][/lock]