Atomic Mass Tm (& Secrets: Uses, Sources and more...) 2022

As anyone would guess, every atom has mass, an important physical property, even Thulium. But how do we know how much does a Tm atom weight?

First of all, if we know the atom symbol, let's say Tm, we can open any periodic table and search for Thulium.

In the case of Thulium the answer is 168,93421. However there is a lot of funny facts about Thulium that most people don't know. Shall we have a look?

Thulium Overview

Tm Atomic Mass

168,93421

Learn more about the atomic mass.

Atomic Symbol

Tm (Thulium)

Name Origin

From Thule ancient name of Scandinavia.

Description

Soft, malleable, ductile, silvery metal

Atomic Number

69

Learn more about the atomic number.

State at 20 °C

Solid

Discovery

Discovered By: Per Theodor Cleve

Year: 1879

Location: Sweden

Uses

Radioactive thulium is used to power portable x-ray machines, eliminating the need for electrical equipment.

Sources

Found with other rare earths in the minerals gadolinite, euxenite, xenotime, and monazite. Monazite is often 50% rare earth by weight and 0.007% thulium.

Want to learn more details and data about Thulium (Tm)? 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 Thulium-Tm 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).
[lock][Download excel ##download##]
[Download open .ods format ##download##][/lock]