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

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

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

In the case of Selenium the answer is 78,96. However there is a lot of funny facts about Selenium that most people don't know. Shall we have a look?

Selenium Overview

Se Atomic Mass

78,96

Learn more about the atomic mass.

Atomic Symbol

Se (Selenium)

Name Origin

Greek: selênê (moon).

Description

Soft metalloid similar to sulfur. Ranges from gray metallic to red glassy appearance.

Atomic Number

34

Learn more about the atomic number.

State at 20 °C

Solid

Discovery

Discovered By: Jöns Berzelius

Year: 1818

Location: Sweden

Uses

Light causes it to conduct electricity more easily. It is used in photoelectric cells, TV cameras, xerography machines and as a semiconductor in solar batteries and rectifiers. Also colors glass red.

Sources

Obtained from lead, copper and nickel refining. Conducts electricity when struck by light.

Want to learn more details and data about Selenium (Se)? 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 Selenium-Se 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]