Chemical Symbol Se (+ Cool facts: Color, Uses and more...) 2022

Every chemical element has its own symbol to represent them. But what is the Se element?

The answer is Selenium, whose symbol is Se, and there's a lot of cool facts about it that most people don't know. Let me walk you through...

Selenium Overview

Chemical Symbol

Se (Selenium)

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.

State at 20 °C

Solid

Description

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

Name Origin

Greek: selênê (moon).

Sources

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

Atomic Number

34

Learn more about the atomic number.

Atomic Mass

78,96

Discovery

Discovered By: Jöns Berzelius

Year: 1818

Location: Sweden

Learn more about the atomic mass.

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 chemical element information (like Selenium-Se and all the other chemical elements symbols), 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]