Atomic Mass 204 (+ facts: Sources, Uses, Color and more...) 2022

All atoms have mass (atomic mass). But what is the chemical element that has 204,3833 as atomic mass?

The answer is Thallium. There is so much cool stuff about Thallium that I would keep reading if I were you.

Alright now to the facts!

Thallium Overview

Atomic Mass

204,3833

Learn more about the atomic mass.

Atomic Number

81

Learn more about the atomic number.

Description

Soft gray metal that looks like lead.

Atomic Symbol

Tl (Thallium)

Discovery

Discovered By: Sir William Crookes

Year: 1861

Location: England

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.

Name Origin

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

Uses

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

Want to learn more details and data about Thallium? 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-204,3833 atomic mass 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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[Download open .ods format ##download##][/lock]