Atomic Number 34 (+ facts: Sources, Uses, Color and more...) 2022

All atoms have an atomic number. But what is the chemical element that has 34 as atomic number?

The answer is Selenium and there is so much cool stuff about Selenium that people don't know that I would keep reading if I were you.

Alright now to the facts!

Selenium Overview

Atomic Number

34

Learn more about the atomic number.

Description

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

Atomic Symbol

Se (Selenium)

Discovery

Discovered By: Jöns Berzelius

Year: 1818

Location: Sweden

State at 20 °C

Solid

Sources

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

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.

Atomic Mass

78,96

Learn more about the atomic mass.

Name Origin

Greek: selênê (moon).

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 Selenium-(34) atomic number 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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