Atomic Number 77 (+ facts: Sources, Uses, Color and more...) 2022

All atoms have an atomic number. But what is the chemical element that has 77 as atomic number?

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

Alright now to the facts!

Iridium Overview

Atomic Number

77

Learn more about the atomic number.

Description

Heavy, brittle, white metal.

Atomic Symbol

Ir (Iridium)

Discovery

Discovered By: S.Tenant, A.F.Fourcory, L.N.Vauquelin, H.V.Collet-Descoltils

Year: 1804

Location: England/France

State at 20 °C

Solid

Sources

Found in gravel deposits with platinum.

Uses

Used with osmium to tip gold pen points, to make crucible and special containers. Also to make alloys used for standard weights and measures, and heat-resistant alloys. Also as hardening agent for platinum.

Atomic Mass

192,22

Learn more about the atomic mass.

Name Origin

Latin: iris (rainbow).

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 Iridium-(77) 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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